18178797

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3917}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 31594752

約数和(自身を除く): 13415955

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 3917, 4641, 11751, 27419, 50921, 66589, 82257, 152763, 199767, 356447, 466123, 865657, 1069341, 1398369, 2596971, 6059599, 18178797]

約数ペア:

[(1, 18178797), (3, 6059599), (7, 2596971), (13, 1398369), (17, 1069341), (21, 865657), (39, 466123), (51, 356447), (91, 199767), (119, 152763), (221, 82257), (273, 66589), (357, 50921), (663, 27419), (1547, 11751), (3917, 4641)]