72943641

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2617}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 111631520

約数和(自身を除く): 38687879

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1467, 2617, 3097, 7851, 9291, 23553, 27873, 49723, 149169, 426571, 447507, 1279713, 3839139, 8104849, 24314547, 72943641]

約数ペア:

[(1, 72943641), (3, 24314547), (9, 8104849), (19, 3839139), (57, 1279713), (163, 447507), (171, 426571), (489, 149169), (1467, 49723), (2617, 27873), (3097, 23553), (7851, 9291)]