871390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6703}}^1$

素因数の和:6723

約数の個数: 16

約数和(自身を含む): 1689408

約数和(自身を除く): 818018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 6703, 13406, 33515, 67030, 87139, 174278, 435695, 871390]

約数ペア:

[(1, 871390), (2, 435695), (5, 174278), (10, 87139), (13, 67030), (26, 33515), (65, 13406), (130, 6703)]