27640015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6971}}^1$

素因数の和:7050

約数の個数: 16

約数和(自身を含む): 36310176

約数和(自身を除く): 8670161

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 6971, 34855, 90623, 425231, 453115, 2126155, 5528003, 27640015]

約数ペア:

[(1, 27640015), (5, 5528003), (13, 2126155), (61, 453115), (65, 425231), (305, 90623), (793, 34855), (3965, 6971)]