12773990

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1289}}^1$

素因数の和:2287

約数の個数: 16

約数和(自身を含む): 23034240

約数和(自身を除く): 10260250

約数列:

[1, 2, 5, 10, 991, 1289, 1982, 2578, 4955, 6445, 9910, 12890, 1277399, 2554798, 6386995, 12773990]

約数ペア:

[(1, 12773990), (2, 6386995), (5, 2554798), (10, 1277399), (991, 12890), (1289, 9910), (1982, 6445), (2578, 4955)]