389621890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{5566027}}^1$

素因数の和:5566041

約数の個数: 16

約数和(自身を含む): 801508032

約数和(自身を除く): 411886142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 5566027, 11132054, 27830135, 38962189, 55660270, 77924378, 194810945, 389621890]

約数ペア:

[(1, 389621890), (2, 194810945), (5, 77924378), (7, 55660270), (10, 38962189), (14, 27830135), (35, 11132054), (70, 5566027)]