81108974

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{4423}}^1$

素因数の和:4651

約数の個数: 16

約数和(自身を含む): 124703712

約数和(自身を除く): 43594738

約数列:

[1, 2, 53, 106, 173, 346, 4423, 8846, 9169, 18338, 234419, 468838, 765179, 1530358, 40554487, 81108974]

約数ペア:

[(1, 81108974), (2, 40554487), (53, 1530358), (106, 765179), (173, 468838), (346, 234419), (4423, 18338), (8846, 9169)]