1311704191

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{280939}}^1$

素因数の和:280998

約数の個数: 16

約数和(自身を含む): 1618214400

約数和(自身を除く): 306510209

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 280939, 1966573, 6461597, 8147231, 45231179, 57030617, 187386313, 1311704191]

約数ペア:

[(1, 1311704191), (7, 187386313), (23, 57030617), (29, 45231179), (161, 8147231), (203, 6461597), (667, 1966573), (4669, 280939)]