15047721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 24590720

約数和(自身を除く): 9542999

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 997, 1161, 1677, 2991, 5031, 8973, 12961, 15093, 26919, 38883, 42871, 116649, 128613, 349947, 385839, 557323, 1157517, 1671969, 5015907, 15047721]

約数ペア:

[(1, 15047721), (3, 5015907), (9, 1671969), (13, 1157517), (27, 557323), (39, 385839), (43, 349947), (117, 128613), (129, 116649), (351, 42871), (387, 38883), (559, 26919), (997, 15093), (1161, 12961), (1677, 8973), (2991, 5031)]