2021813899

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 2415329280

約数和(自身を除く): 393515381

約数列:

[1, 7, 47, 79, 107, 329, 553, 727, 749, 3713, 5029, 5089, 8453, 25991, 34169, 35203, 57433, 59171, 77789, 239183, 397291, 402031, 544523, 2699351, 2781037, 3656083, 6145331, 18895457, 25592581, 43017317, 288830557, 2021813899]

約数ペア:

[(1, 2021813899), (7, 288830557), (47, 43017317), (79, 25592581), (107, 18895457), (329, 6145331), (553, 3656083), (727, 2781037), (749, 2699351), (3713, 544523), (5029, 402031), (5089, 397291), (8453, 239183), (25991, 77789), (34169, 59171), (35203, 57433)]