628724152

素因数分解:

$2^3\times 7^1\times {\mathrm{997}}^1\times {\mathrm{11261}}^1$

素因数の和:12271

約数の個数: 32

約数和(自身を含む): 1348737120

約数和(自身を除く): 720012968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 997, 1994, 3988, 6979, 7976, 11261, 13958, 22522, 27916, 45044, 55832, 78827, 90088, 157654, 315308, 630616, 11227217, 22454434, 44908868, 78590519, 89817736, 157181038, 314362076, 628724152]

約数ペア:

[(1, 628724152), (2, 314362076), (4, 157181038), (7, 89817736), (8, 78590519), (14, 44908868), (28, 22454434), (56, 11227217), (997, 630616), (1994, 315308), (3988, 157654), (6979, 90088), (7976, 78827), (11261, 55832), (13958, 45044), (22522, 27916)]