140311031

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{521}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 163031040

約数和(自身を除く): 22720009

約数列:

[1, 7, 79, 487, 521, 553, 3409, 3647, 38473, 41159, 253727, 269311, 288113, 1776089, 20044433, 140311031]

約数ペア:

[(1, 140311031), (7, 20044433), (79, 1776089), (487, 288113), (521, 269311), (553, 253727), (3409, 41159), (3647, 38473)]