421890772

素因数分解:

$2^2\times {\mathrm{751}}^1\times {\mathrm{140443}}^1$

素因数の和:141198

約数の個数: 12

約数和(自身を含む): 739297216

約数和(自身を除く): 317406444

約数列:

[1, 2, 4, 751, 1502, 3004, 140443, 280886, 561772, 105472693, 210945386, 421890772]

約数ペア:

[(1, 421890772), (2, 210945386), (4, 105472693), (751, 561772), (1502, 280886), (3004, 140443)]