2890898

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:349

約数の個数: 16

約数和(自身を含む): 4455000

約数和(自身を除く): 1564102

約数列:

[1, 2, 89, 109, 149, 178, 218, 298, 9701, 13261, 16241, 19402, 26522, 32482, 1445449, 2890898]

約数ペア:

[(1, 2890898), (2, 1445449), (89, 32482), (109, 26522), (149, 19402), (178, 16241), (218, 13261), (298, 9701)]