1388504090

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{851843}}^1$

素因数の和:852013

約数の個数: 16

約数和(自身を含む): 2514643488

約数和(自身を除く): 1126139398

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 851843, 1703686, 4259215, 8518430, 138850409, 277700818, 694252045, 1388504090]

約数ペア:

[(1, 1388504090), (2, 694252045), (5, 277700818), (10, 138850409), (163, 8518430), (326, 4259215), (815, 1703686), (1630, 851843)]