642314638

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{22679}}^1$

素因数の和:22729

約数の個数: 36

約数和(自身を含む): 1190631960

約数和(自身を除く): 548317322

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 289, 578, 833, 1666, 2023, 4046, 14161, 22679, 28322, 45358, 158753, 317506, 385543, 771086, 1111271, 2222542, 2698801, 5397602, 6554231, 13108462, 18891607, 37783214, 45879617, 91759234, 321157319, 642314638]

約数ペア:

[(1, 642314638), (2, 321157319), (7, 91759234), (14, 45879617), (17, 37783214), (34, 18891607), (49, 13108462), (98, 6554231), (119, 5397602), (238, 2698801), (289, 2222542), (578, 1111271), (833, 771086), (1666, 385543), (2023, 317506), (4046, 158753), (14161, 45358), (22679, 28322)]