2017813679

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{300583}}^1$

素因数の和:300734

約数の個数: 12

約数和(自身を含む): 2364393744

約数和(自身を除く): 346580065

約数列:

[1, 7, 49, 137, 959, 6713, 300583, 2104081, 14728567, 41179871, 288259097, 2017813679]

約数ペア:

[(1, 2017813679), (7, 288259097), (49, 41179871), (137, 14728567), (959, 2104081), (6713, 300583)]