1217901217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1\times {\mathrm{1153}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 1322659408

約数和(自身を除く): 104758191

約数列:

[1, 13, 193, 421, 1153, 2509, 5473, 14989, 81253, 222529, 485413, 1056289, 2892877, 6310369, 93684709, 1217901217]

約数ペア:

[(1, 1217901217), (13, 93684709), (193, 6310369), (421, 2892877), (1153, 1056289), (2509, 485413), (5473, 222529), (14989, 81253)]