8720474

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 15828480

約数和(自身を除く): 7108006

約数列:

[1, 2, 7, 14, 29, 47, 58, 94, 203, 329, 406, 457, 658, 914, 1363, 2726, 3199, 6398, 9541, 13253, 19082, 21479, 26506, 42958, 92771, 150353, 185542, 300706, 622891, 1245782, 4360237, 8720474]

約数ペア:

[(1, 8720474), (2, 4360237), (7, 1245782), (14, 622891), (29, 300706), (47, 185542), (58, 150353), (94, 92771), (203, 42958), (329, 26506), (406, 21479), (457, 19082), (658, 13253), (914, 9541), (1363, 6398), (2726, 3199)]