440899209

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{31873}}^1$

素因数の和:31961

約数の個数: 24

約数和(自身を含む): 671266440

約数和(自身を除く): 230367231

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1537, 4611, 13833, 31873, 95619, 286857, 924317, 1689269, 2772951, 5067807, 8318853, 15203421, 48988801, 146966403, 440899209]

約数ペア:

[(1, 440899209), (3, 146966403), (9, 48988801), (29, 15203421), (53, 8318853), (87, 5067807), (159, 2772951), (261, 1689269), (477, 924317), (1537, 286857), (4611, 95619), (13833, 31873)]