129943816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{2633}}^1$

素因数の和:2869

約数の個数: 32

約数和(自身を含む): 252864000

約数和(自身を除く): 122920184

約数列:

[1, 2, 4, 8, 31, 62, 124, 199, 248, 398, 796, 1592, 2633, 5266, 6169, 10532, 12338, 21064, 24676, 49352, 81623, 163246, 326492, 523967, 652984, 1047934, 2095868, 4191736, 16242977, 32485954, 64971908, 129943816]

約数ペア:

[(1, 129943816), (2, 64971908), (4, 32485954), (8, 16242977), (31, 4191736), (62, 2095868), (124, 1047934), (199, 652984), (248, 523967), (398, 326492), (796, 163246), (1592, 81623), (2633, 49352), (5266, 24676), (6169, 21064), (10532, 12338)]