1651390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12703}}^1$

素因数の和:12723

約数の個数: 16

約数和(自身を含む): 3201408

約数和(自身を除く): 1550018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 12703, 25406, 63515, 127030, 165139, 330278, 825695, 1651390]

約数ペア:

[(1, 1651390), (2, 825695), (5, 330278), (10, 165139), (13, 127030), (26, 63515), (65, 25406), (130, 12703)]