64257571

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 77196240

約数和(自身を除く): 12938669

約数列:

[1, 7, 49, 53, 109, 227, 371, 763, 1589, 2597, 5341, 5777, 11123, 12031, 24743, 40439, 84217, 173201, 283073, 589519, 1212407, 1311379, 9179653, 64257571]

約数ペア:

[(1, 64257571), (7, 9179653), (49, 1311379), (53, 1212407), (109, 589519), (227, 283073), (371, 173201), (763, 84217), (1589, 40439), (2597, 24743), (5341, 12031), (5777, 11123)]