205318401

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1549}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 305337600

約数和(自身を除く): 100019199

約数列:

[1, 3, 17, 23, 51, 69, 113, 339, 391, 1173, 1549, 1921, 2599, 4647, 5763, 7797, 26333, 35627, 44183, 78999, 106881, 132549, 175037, 525111, 605659, 1816977, 2975629, 4025851, 8926887, 12077553, 68439467, 205318401]

約数ペア:

[(1, 205318401), (3, 68439467), (17, 12077553), (23, 8926887), (51, 4025851), (69, 2975629), (113, 1816977), (339, 605659), (391, 525111), (1173, 175037), (1549, 132549), (1921, 106881), (2599, 78999), (4647, 44183), (5763, 35627), (7797, 26333)]