31561010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14281}}^1$

素因数の和:14318

約数の個数: 32

約数和(自身を含む): 64783152

約数和(自身を除く): 33222142

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14281, 28562, 71405, 142810, 185653, 242777, 371306, 485554, 928265, 1213885, 1856530, 2427770, 3156101, 6312202, 15780505, 31561010]

約数ペア:

[(1, 31561010), (2, 15780505), (5, 6312202), (10, 3156101), (13, 2427770), (17, 1856530), (26, 1213885), (34, 928265), (65, 485554), (85, 371306), (130, 242777), (170, 185653), (221, 142810), (442, 71405), (1105, 28562), (2210, 14281)]