221107578

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{265117}}^1$

素因数の和:265261

約数の個数: 16

約数和(自身を含む): 445398240

約数和(自身を除く): 224290662

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 265117, 530234, 795351, 1590702, 36851263, 73702526, 110553789, 221107578]

約数ペア:

[(1, 221107578), (2, 110553789), (3, 73702526), (6, 36851263), (139, 1590702), (278, 795351), (417, 530234), (834, 265117)]