71809564

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{62119}}^1$

素因数の和:62157

約数の個数: 18

約数和(自身を含む): 133495880

約数和(自身を除く): 61686316

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 62119, 124238, 248476, 1056023, 2112046, 4224092, 17952391, 35904782, 71809564]

約数ペア:

[(1, 71809564), (2, 35904782), (4, 17952391), (17, 4224092), (34, 2112046), (68, 1056023), (289, 248476), (578, 124238), (1156, 62119)]