68221636

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{65851}}^1$

素因数の和:65899

約数の個数: 24

約数和(自身を含む): 140133056

約数和(自身を除く): 71911420

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 65851, 131702, 263404, 460957, 921914, 1843828, 2436487, 4872974, 9745948, 17055409, 34110818, 68221636]

約数ペア:

[(1, 68221636), (2, 34110818), (4, 17055409), (7, 9745948), (14, 4872974), (28, 2436487), (37, 1843828), (74, 921914), (148, 460957), (259, 263404), (518, 131702), (1036, 65851)]