12220747

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 3907253

約数列:

[1, 7, 11, 41, 49, 77, 79, 287, 343, 451, 539, 553, 869, 2009, 3157, 3239, 3773, 3871, 6083, 14063, 22099, 22673, 27097, 35629, 42581, 154693, 158711, 249403, 298067, 1110977, 1745821, 12220747]

約数ペア:

[(1, 12220747), (7, 1745821), (11, 1110977), (41, 298067), (49, 249403), (77, 158711), (79, 154693), (287, 42581), (343, 35629), (451, 27097), (539, 22673), (553, 22099), (869, 14063), (2009, 6083), (3157, 3871), (3239, 3773)]