630890456

素因数分解:

$2^3\times 7^1\times {\mathrm{11265901}}^1$

素因数の和:11265914

約数の個数: 16

約数和(自身を含む): 1351908240

約数和(自身を除く): 721017784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 11265901, 22531802, 45063604, 78861307, 90127208, 157722614, 315445228, 630890456]

約数ペア:

[(1, 630890456), (2, 315445228), (4, 157722614), (7, 90127208), (8, 78861307), (14, 45063604), (28, 22531802), (56, 11265901)]