78297531

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 113621040

約数和(自身を除く): 35323509

約数列:

[1, 3, 13, 39, 169, 389, 397, 507, 1167, 1191, 5057, 5161, 15171, 15483, 65741, 67093, 154433, 197223, 201279, 463299, 2007629, 6022887, 26099177, 78297531]

約数ペア:

[(1, 78297531), (3, 26099177), (13, 6022887), (39, 2007629), (169, 463299), (389, 201279), (397, 197223), (507, 154433), (1167, 67093), (1191, 65741), (5057, 15483), (5161, 15171)]