31874830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14423}}^1$

素因数の和:14460

約数の個数: 32

約数和(自身を含む): 65427264

約数和(自身を除く): 33552434

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14423, 28846, 72115, 144230, 187499, 245191, 374998, 490382, 937495, 1225955, 1874990, 2451910, 3187483, 6374966, 15937415, 31874830]

約数ペア:

[(1, 31874830), (2, 15937415), (5, 6374966), (10, 3187483), (13, 2451910), (17, 1874990), (26, 1225955), (34, 937495), (65, 490382), (85, 374998), (130, 245191), (170, 187499), (221, 144230), (442, 72115), (1105, 28846), (2210, 14423)]