54858375

素因数分解:

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

素因数の和:87

約数の個数: 144

約数和(自身を含む): 120836352

約数和(自身を除く): 65977977

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 31, 33, 39, 45, 55, 65, 75, 93, 99, 117, 121, 125, 143, 155, 165, 195, 225, 275, 279, 325, 341, 363, 375, 403, 429, 465, 495, 585, 605, 715, 775, 825, 975, 1023, 1089, 1125, 1209, 1287, 1375, 1395, 1573, 1625, 1705, 1815, 2015, 2145, 2325, 2475, 2925, 3025, 3069, 3575, 3627, 3751, 3875, 4125, 4433, 4719, 4875, 5115, 5445, 6045, 6435, 6975, 7865, 8525, 9075, 10075, 10725, 11253, 11625, 12375, 13299, 14157, 14625, 15125, 15345, 17875, 18135, 18755, 22165, 23595, 25575, 27225, 30225, 32175, 33759, 34875, 39325, 39897, 42625, 45375, 48763, 50375, 53625, 56265, 66495, 70785, 76725, 90675, 93775, 110825, 117975, 127875, 136125, 146289, 151125, 160875, 168795, 196625, 199485, 243815, 281325, 332475, 353925, 383625, 438867, 453375, 468875, 554125, 589875, 731445, 843975, 997425, 1219075, 1406625, 1662375, 1769625, 2194335, 3657225, 4219875, 4987125, 6095375, 10971675, 18286125, 54858375]

約数ペア:

[(1, 54858375), (3, 18286125), (5, 10971675), (9, 6095375), (11, 4987125), (13, 4219875), (15, 3657225), (25, 2194335), (31, 1769625), (33, 1662375), (39, 1406625), (45, 1219075), (55, 997425), (65, 843975), (75, 731445), (93, 589875), (99, 554125), (117, 468875), (121, 453375), (125, 438867), (143, 383625), (155, 353925), (165, 332475), (195, 281325), (225, 243815), (275, 199485), (279, 196625), (325, 168795), (341, 160875), (363, 151125), (375, 146289), (403, 136125), (429, 127875), (465, 117975), (495, 110825), (585, 93775), (605, 90675), (715, 76725), (775, 70785), (825, 66495), (975, 56265), (1023, 53625), (1089, 50375), (1125, 48763), (1209, 45375), (1287, 42625), (1375, 39897), (1395, 39325), (1573, 34875), (1625, 33759), (1705, 32175), (1815, 30225), (2015, 27225), (2145, 25575), (2325, 23595), (2475, 22165), (2925, 18755), (3025, 18135), (3069, 17875), (3575, 15345), (3627, 15125), (3751, 14625), (3875, 14157), (4125, 13299), (4433, 12375), (4719, 11625), (4875, 11253), (5115, 10725), (5445, 10075), (6045, 9075), (6435, 8525), (6975, 7865)]