64687425778

素因数分解:

$2^1\times {\mathrm{821}}^1\times {\mathrm{1861}}^1\times {\mathrm{21169}}^1$

素因数の和:23853

約数の個数: 16

約数和(自身を含む): 97206119640

約数和(自身を除く): 32518693862

約数列:

[1, 2, 821, 1642, 1861, 3722, 21169, 42338, 1527881, 3055762, 17379749, 34759498, 39395509, 78791018, 32343712889, 64687425778]

約数ペア:

[(1, 64687425778), (2, 32343712889), (821, 78791018), (1642, 39395509), (1861, 34759498), (3722, 17379749), (21169, 3055762), (42338, 1527881)]