71398528

素因数分解:

$2^7\times {\mathrm{557801}}^1$

素因数の和:557815

約数の個数: 16

約数和(自身を含む): 142239510

約数和(自身を除く): 70840982

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 557801, 1115602, 2231204, 4462408, 8924816, 17849632, 35699264, 71398528]

約数ペア:

[(1, 71398528), (2, 35699264), (4, 17849632), (8, 8924816), (16, 4462408), (32, 2231204), (64, 1115602), (128, 557801)]