15127775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 20467440

約数和(自身を除く): 5339665

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 523, 1157, 2225, 2615, 5785, 6799, 13075, 28925, 33995, 46547, 169975, 232735, 605111, 1163675, 3025555, 15127775]

約数ペア:

[(1, 15127775), (5, 3025555), (13, 1163675), (25, 605111), (65, 232735), (89, 169975), (325, 46547), (445, 33995), (523, 28925), (1157, 13075), (2225, 6799), (2615, 5785)]