1617366921

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{128761}}^1$

素因数の和:128896

約数の個数: 16

約数和(自身を含む): 2225007360

約数和(自身を除く): 607640439

約数列:

[1, 3, 53, 79, 159, 237, 4187, 12561, 128761, 386283, 6824333, 10172119, 20472999, 30516357, 539122307, 1617366921]

約数ペア:

[(1, 1617366921), (3, 539122307), (53, 30516357), (79, 20472999), (159, 10172119), (237, 6824333), (4187, 386283), (12561, 128761)]