1340647

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 1746432

約数和(自身を除く): 405785

約数列:

[1, 7, 11, 23, 77, 161, 253, 757, 1771, 5299, 8327, 17411, 58289, 121877, 191521, 1340647]

約数ペア:

[(1, 1340647), (7, 191521), (11, 121877), (23, 58289), (77, 17411), (161, 8327), (253, 5299), (757, 1771)]