178533153

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1667

約数の個数: 40

約数和(自身を含む): 283035456

約数和(自身を除く): 104502303

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 183, 207, 549, 621, 1403, 1571, 1647, 1863, 4209, 4713, 4941, 12627, 14139, 36133, 37881, 42417, 95831, 108399, 113643, 127251, 287493, 325197, 862479, 975591, 2204113, 2587437, 2926773, 6612339, 7762311, 19837017, 59511051, 178533153]

約数ペア:

[(1, 178533153), (3, 59511051), (9, 19837017), (23, 7762311), (27, 6612339), (61, 2926773), (69, 2587437), (81, 2204113), (183, 975591), (207, 862479), (549, 325197), (621, 287493), (1403, 127251), (1571, 113643), (1647, 108399), (1863, 95831), (4209, 42417), (4713, 37881), (4941, 36133), (12627, 14139)]