1277276065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{20113}}^1$

素因数の和:21108

約数の個数: 16

約数和(自身を含む): 1652405328

約数和(自身を除く): 375129263

約数列:

[1, 5, 13, 65, 977, 4885, 12701, 20113, 63505, 100565, 261469, 1307345, 19650401, 98252005, 255455213, 1277276065]

約数ペア:

[(1, 1277276065), (5, 255455213), (13, 98252005), (65, 19650401), (977, 1307345), (4885, 261469), (12701, 100565), (20113, 63505)]