1999837125

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:477

約数の個数: 192

約数和(自身を含む): 4382816256

約数和(自身を除く): 2382979131

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 31, 33, 39, 45, 55, 65, 75, 93, 99, 117, 125, 143, 155, 165, 195, 225, 275, 279, 325, 341, 375, 401, 403, 429, 465, 495, 585, 715, 775, 825, 975, 1023, 1125, 1203, 1209, 1287, 1375, 1395, 1625, 1705, 2005, 2015, 2145, 2325, 2475, 2925, 3069, 3575, 3609, 3627, 3875, 4125, 4411, 4433, 4875, 5115, 5213, 6015, 6045, 6435, 6975, 8525, 10025, 10075, 10725, 11625, 12375, 12431, 13233, 13299, 14625, 15345, 15639, 17875, 18045, 18135, 22055, 22165, 25575, 26065, 30075, 30225, 32175, 34875, 37293, 39699, 39897, 42625, 46917, 50125, 50375, 53625, 57343, 62155, 66165, 66495, 76725, 78195, 90225, 90675, 110275, 110825, 111879, 127875, 130325, 136741, 150375, 151125, 160875, 161603, 172029, 186465, 198495, 199485, 234585, 286715, 310775, 330825, 332475, 383625, 390975, 410223, 451125, 453375, 484809, 516087, 551375, 554125, 559395, 651625, 683705, 808015, 860145, 932325, 992475, 997425, 1172925, 1230669, 1433575, 1454427, 1553875, 1654125, 1662375, 1777633, 1954875, 2051115, 2424045, 2580435, 2796975, 3418525, 4040075, 4300725, 4661625, 4962375, 4987125, 5332899, 5864625, 6153345, 7167875, 7272135, 8888165, 10255575, 12120225, 12902175, 13984875, 15998697, 17092625, 20200375, 21503625, 26664495, 30766725, 36360675, 44440825, 51277875, 60601125, 64510875, 79993485, 133322475, 153833625, 181803375, 222204125, 399967425, 666612375, 1999837125]

約数ペア:

[(1, 1999837125), (3, 666612375), (5, 399967425), (9, 222204125), (11, 181803375), (13, 153833625), (15, 133322475), (25, 79993485), (31, 64510875), (33, 60601125), (39, 51277875), (45, 44440825), (55, 36360675), (65, 30766725), (75, 26664495), (93, 21503625), (99, 20200375), (117, 17092625), (125, 15998697), (143, 13984875), (155, 12902175), (165, 12120225), (195, 10255575), (225, 8888165), (275, 7272135), (279, 7167875), (325, 6153345), (341, 5864625), (375, 5332899), (401, 4987125), (403, 4962375), (429, 4661625), (465, 4300725), (495, 4040075), (585, 3418525), (715, 2796975), (775, 2580435), (825, 2424045), (975, 2051115), (1023, 1954875), (1125, 1777633), (1203, 1662375), (1209, 1654125), (1287, 1553875), (1375, 1454427), (1395, 1433575), (1625, 1230669), (1705, 1172925), (2005, 997425), (2015, 992475), (2145, 932325), (2325, 860145), (2475, 808015), (2925, 683705), (3069, 651625), (3575, 559395), (3609, 554125), (3627, 551375), (3875, 516087), (4125, 484809), (4411, 453375), (4433, 451125), (4875, 410223), (5115, 390975), (5213, 383625), (6015, 332475), (6045, 330825), (6435, 310775), (6975, 286715), (8525, 234585), (10025, 199485), (10075, 198495), (10725, 186465), (11625, 172029), (12375, 161603), (12431, 160875), (13233, 151125), (13299, 150375), (14625, 136741), (15345, 130325), (15639, 127875), (17875, 111879), (18045, 110825), (18135, 110275), (22055, 90675), (22165, 90225), (25575, 78195), (26065, 76725), (30075, 66495), (30225, 66165), (32175, 62155), (34875, 57343), (37293, 53625), (39699, 50375), (39897, 50125), (42625, 46917)]