1258909981

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{60209}}^1$

素因数の和:60348

約数の個数: 16

約数和(自身を含む): 1502841600

約数和(自身を除く): 243931619

約数列:

[1, 7, 29, 103, 203, 721, 2987, 20909, 60209, 421463, 1746061, 6201527, 12222427, 43410689, 179844283, 1258909981]

約数ペア:

[(1, 1258909981), (7, 179844283), (29, 43410689), (103, 12222427), (203, 6201527), (721, 1746061), (2987, 421463), (20909, 60209)]