81790518

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{203459}}^1$

素因数の和:203531

約数の個数: 16

約数和(自身を含む): 166023360

約数和(自身を除く): 84232842

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 203459, 406918, 610377, 1220754, 13631753, 27263506, 40895259, 81790518]

約数ペア:

[(1, 81790518), (2, 40895259), (3, 27263506), (6, 13631753), (67, 1220754), (134, 610377), (201, 406918), (402, 203459)]