27690890

素因数分解:

$2^1\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{1721}}^1$

素因数の和:3337

約数の個数: 16

約数和(自身を含む): 49903560

約数和(自身を除く): 22212670

約数列:

[1, 2, 5, 10, 1609, 1721, 3218, 3442, 8045, 8605, 16090, 17210, 2769089, 5538178, 13845445, 27690890]

約数ペア:

[(1, 27690890), (2, 13845445), (5, 5538178), (10, 2769089), (1609, 17210), (1721, 16090), (3218, 8605), (3442, 8045)]