996989454

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{398477}}^1$

素因数の和:398624

約数の個数: 24

約数和(自身を含む): 2175689880

約数和(自身を除く): 1178700426

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 398477, 796954, 1195431, 2390862, 3586293, 7172586, 55388303, 110776606, 166164909, 332329818, 498494727, 996989454]

約数ペア:

[(1, 996989454), (2, 498494727), (3, 332329818), (6, 166164909), (9, 110776606), (18, 55388303), (139, 7172586), (278, 3586293), (417, 2390862), (834, 1195431), (1251, 796954), (2502, 398477)]