256189142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{190901}}^1$

素因数の和:190975

約数の個数: 16

約数和(自身を含む): 426093264

約数和(自身を除く): 169904122

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 190901, 381802, 2099911, 4199822, 11644961, 23289922, 128094571, 256189142]

約数ペア:

[(1, 256189142), (2, 128094571), (11, 23289922), (22, 11644961), (61, 4199822), (122, 2099911), (671, 381802), (1342, 190901)]