155590456

素因数分解:

$2^3\times 7^1\times {\mathrm{2778401}}^1$

素因数の和:2778414

約数の個数: 16

約数和(自身を含む): 333408240

約数和(自身を除く): 177817784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2778401, 5556802, 11113604, 19448807, 22227208, 38897614, 77795228, 155590456]

約数ペア:

[(1, 155590456), (2, 77795228), (4, 38897614), (7, 22227208), (8, 19448807), (14, 11113604), (28, 5556802), (56, 2778401)]