221447698

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{12979}}^1$

素因数の和:13449

約数の個数: 16

約数和(自身を含む): 350460000

約数和(自身を除く): 129012302

約数列:

[1, 2, 19, 38, 449, 898, 8531, 12979, 17062, 25958, 246601, 493202, 5827571, 11655142, 110723849, 221447698]

約数ペア:

[(1, 221447698), (2, 110723849), (19, 11655142), (38, 5827571), (449, 493202), (898, 246601), (8531, 25958), (12979, 17062)]