12723075

素因数分解:

$3^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 24186448

約数和(自身を除く): 11463373

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 81, 103, 135, 183, 225, 305, 309, 405, 515, 549, 675, 915, 927, 1525, 1545, 1647, 2025, 2575, 2745, 2781, 4575, 4635, 4941, 6283, 7725, 8235, 8343, 13725, 13905, 18849, 23175, 24705, 31415, 41175, 41715, 56547, 69525, 94245, 123525, 157075, 169641, 208575, 282735, 471225, 508923, 848205, 1413675, 2544615, 4241025, 12723075]

約数ペア:

[(1, 12723075), (3, 4241025), (5, 2544615), (9, 1413675), (15, 848205), (25, 508923), (27, 471225), (45, 282735), (61, 208575), (75, 169641), (81, 157075), (103, 123525), (135, 94245), (183, 69525), (225, 56547), (305, 41715), (309, 41175), (405, 31415), (515, 24705), (549, 23175), (675, 18849), (915, 13905), (927, 13725), (1525, 8343), (1545, 8235), (1647, 7725), (2025, 6283), (2575, 4941), (2745, 4635), (2781, 4575)]