128514542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1297}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 215447232

約数和(自身を除く): 86932690

約数列:

[1, 2, 13, 26, 37, 74, 103, 206, 481, 962, 1297, 1339, 2594, 2678, 3811, 7622, 16861, 33722, 47989, 49543, 95978, 99086, 133591, 267182, 623857, 1247714, 1736683, 3473366, 4942867, 9885734, 64257271, 128514542]

約数ペア:

[(1, 128514542), (2, 64257271), (13, 9885734), (26, 4942867), (37, 3473366), (74, 1736683), (103, 1247714), (206, 623857), (481, 267182), (962, 133591), (1297, 99086), (1339, 95978), (2594, 49543), (2678, 47989), (3811, 33722), (7622, 16861)]