156617195

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 220640640

約数和(自身を除く): 64023445

約数列:

[1, 5, 7, 35, 61, 109, 305, 427, 545, 673, 763, 2135, 3365, 3815, 4711, 6649, 23555, 33245, 41053, 46543, 73357, 205265, 232715, 287371, 366785, 513499, 1436855, 2567495, 4474777, 22373885, 31323439, 156617195]

約数ペア:

[(1, 156617195), (5, 31323439), (7, 22373885), (35, 4474777), (61, 2567495), (109, 1436855), (305, 513499), (427, 366785), (545, 287371), (673, 232715), (763, 205265), (2135, 73357), (3365, 46543), (3815, 41053), (4711, 33245), (6649, 23555)]