87121265

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{32327}}^1$

素因数の和:32357

約数の個数: 24

約数和(自身を含む): 132674112

約数和(自身を除く): 45552847

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 32327, 161635, 226289, 355597, 1131445, 1584023, 1777985, 2489179, 7920115, 12445895, 17424253, 87121265]

約数ペア:

[(1, 87121265), (5, 17424253), (7, 12445895), (11, 7920115), (35, 2489179), (49, 1777985), (55, 1584023), (77, 1131445), (245, 355597), (385, 226289), (539, 161635), (2695, 32327)]