21750871725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{3571}}^1$

素因数の和:3728

約数の個数: 144

約数和(自身を含む): 44774705664

約数和(自身を除く): 23023833939

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 107, 115, 165, 207, 225, 253, 275, 321, 345, 495, 535, 575, 759, 825, 963, 1035, 1177, 1265, 1605, 1725, 2277, 2461, 2475, 2675, 3531, 3571, 3795, 4815, 5175, 5885, 6325, 7383, 8025, 10593, 10713, 11385, 12305, 17655, 17855, 18975, 22149, 24075, 27071, 29425, 32139, 36915, 39281, 52965, 53565, 56925, 61525, 81213, 82133, 88275, 89275, 110745, 117843, 135355, 160695, 184575, 196405, 243639, 246399, 264825, 267825, 353529, 382097, 406065, 410665, 553725, 589215, 676775, 739197, 803475, 903463, 982025, 1146291, 1218195, 1231995, 1767645, 1910485, 2030325, 2053325, 2710389, 2946075, 3438873, 3695985, 4203067, 4517315, 5731455, 6090975, 6159975, 8131167, 8788231, 8838225, 9552425, 12609201, 13551945, 17194365, 18479925, 21015335, 22586575, 26364693, 28657275, 37827603, 40655835, 43941155, 63046005, 67759725, 79094079, 85971825, 96670541, 105076675, 131823465, 189138015, 203279175, 219705775, 290011623, 315230025, 395470395, 483352705, 659117325, 870034869, 945690075, 1450058115, 1977351975, 2416763525, 4350174345, 7250290575, 21750871725]

約数ペア:

[(1, 21750871725), (3, 7250290575), (5, 4350174345), (9, 2416763525), (11, 1977351975), (15, 1450058115), (23, 945690075), (25, 870034869), (33, 659117325), (45, 483352705), (55, 395470395), (69, 315230025), (75, 290011623), (99, 219705775), (107, 203279175), (115, 189138015), (165, 131823465), (207, 105076675), (225, 96670541), (253, 85971825), (275, 79094079), (321, 67759725), (345, 63046005), (495, 43941155), (535, 40655835), (575, 37827603), (759, 28657275), (825, 26364693), (963, 22586575), (1035, 21015335), (1177, 18479925), (1265, 17194365), (1605, 13551945), (1725, 12609201), (2277, 9552425), (2461, 8838225), (2475, 8788231), (2675, 8131167), (3531, 6159975), (3571, 6090975), (3795, 5731455), (4815, 4517315), (5175, 4203067), (5885, 3695985), (6325, 3438873), (7383, 2946075), (8025, 2710389), (10593, 2053325), (10713, 2030325), (11385, 1910485), (12305, 1767645), (17655, 1231995), (17855, 1218195), (18975, 1146291), (22149, 982025), (24075, 903463), (27071, 803475), (29425, 739197), (32139, 676775), (36915, 589215), (39281, 553725), (52965, 410665), (53565, 406065), (56925, 382097), (61525, 353529), (81213, 267825), (82133, 264825), (88275, 246399), (89275, 243639), (110745, 196405), (117843, 184575), (135355, 160695)]