5121621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 7931040

約数和(自身を除く): 2809419

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 491, 549, 1159, 1473, 3477, 4419, 9329, 10431, 27987, 29951, 83961, 89853, 269559, 569069, 1707207, 5121621]

約数ペア:

[(1, 5121621), (3, 1707207), (9, 569069), (19, 269559), (57, 89853), (61, 83961), (171, 29951), (183, 27987), (491, 10431), (549, 9329), (1159, 4419), (1473, 3477)]