28278654

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 58803840

約数和(自身を除く): 30525186

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 331, 491, 662, 982, 993, 1473, 1986, 2946, 9599, 14239, 19198, 28478, 28797, 42717, 57594, 85434, 162521, 325042, 487563, 975126, 4713109, 9426218, 14139327, 28278654]

約数ペア:

[(1, 28278654), (2, 14139327), (3, 9426218), (6, 4713109), (29, 975126), (58, 487563), (87, 325042), (174, 162521), (331, 85434), (491, 57594), (662, 42717), (982, 28797), (993, 28478), (1473, 19198), (1986, 14239), (2946, 9599)]