291290026928

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{2939}}^1\times {\mathrm{19541}}^1$

素因数の和:22805

約数の個数: 40

約数和(自身を含む): 566376405840

約数和(自身を除く): 275086378912

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 2939, 5072, 5878, 11756, 19541, 23512, 39082, 47024, 78164, 156328, 312656, 931663, 1863326, 3726652, 6194497, 7453304, 12388994, 14906608, 24777988, 49555976, 57430999, 99111952, 114861998, 229723996, 459447992, 918895984, 18205626683, 36411253366, 72822506732, 145645013464, 291290026928]

約数ペア:

[(1, 291290026928), (2, 145645013464), (4, 72822506732), (8, 36411253366), (16, 18205626683), (317, 918895984), (634, 459447992), (1268, 229723996), (2536, 114861998), (2939, 99111952), (5072, 57430999), (5878, 49555976), (11756, 24777988), (19541, 14906608), (23512, 12388994), (39082, 7453304), (47024, 6194497), (78164, 3726652), (156328, 1863326), (312656, 931663)]