168571390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1296703}}^1$

素因数の和:1296723

約数の個数: 16

約数和(自身を含む): 326769408

約数和(自身を除く): 158198018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1296703, 2593406, 6483515, 12967030, 16857139, 33714278, 84285695, 168571390]

約数ペア:

[(1, 168571390), (2, 84285695), (5, 33714278), (10, 16857139), (13, 12967030), (26, 6483515), (65, 2593406), (130, 1296703)]