8393931

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 15381184

約数和(自身を除く): 6987253

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 277, 333, 481, 777, 819, 831, 1443, 1939, 2331, 2493, 3367, 3601, 4329, 5817, 10101, 10249, 10803, 17451, 25207, 30303, 30747, 32409, 71743, 75621, 92241, 133237, 215229, 226863, 399711, 645687, 932659, 1199133, 2797977, 8393931]

約数ペア:

[(1, 8393931), (3, 2797977), (7, 1199133), (9, 932659), (13, 645687), (21, 399711), (37, 226863), (39, 215229), (63, 133237), (91, 92241), (111, 75621), (117, 71743), (259, 32409), (273, 30747), (277, 30303), (333, 25207), (481, 17451), (777, 10803), (819, 10249), (831, 10101), (1443, 5817), (1939, 4329), (2331, 3601), (2493, 3367)]