71460290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{649639}}^1$

素因数の和:649657

約数の個数: 16

約数和(自身を含む): 140322240

約数和(自身を除く): 68861950

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 649639, 1299278, 3248195, 6496390, 7146029, 14292058, 35730145, 71460290]

約数ペア:

[(1, 71460290), (2, 35730145), (5, 14292058), (10, 7146029), (11, 6496390), (22, 3248195), (55, 1299278), (110, 649639)]