1864170561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{406403}}^1$

素因数の和:406556

約数の個数: 16

約数和(自身を含む): 2731034880

約数和(自身を除く): 866864319

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 406403, 1219209, 4470433, 13411299, 56490017, 169470051, 621390187, 1864170561]

約数ペア:

[(1, 1864170561), (3, 621390187), (11, 169470051), (33, 56490017), (139, 13411299), (417, 4470433), (1529, 1219209), (4587, 406403)]