245131404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2918231}}^1$

素因数の和:2918245

約数の個数: 24

約数和(自身を含む): 653683968

約数和(自身を除く): 408552564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2918231, 5836462, 8754693, 11672924, 17509386, 20427617, 35018772, 40855234, 61282851, 81710468, 122565702, 245131404]

約数ペア:

[(1, 245131404), (2, 122565702), (3, 81710468), (4, 61282851), (6, 40855234), (7, 35018772), (12, 20427617), (14, 17509386), (21, 11672924), (28, 8754693), (42, 5836462), (84, 2918231)]