7842991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 9001440

約数和(自身を除く): 1158449

約数列:

[1, 13, 19, 113, 247, 281, 1469, 2147, 3653, 5339, 27911, 31753, 69407, 412789, 603307, 7842991]

約数ペア:

[(1, 7842991), (13, 603307), (19, 412789), (113, 69407), (247, 31753), (281, 27911), (1469, 5339), (2147, 3653)]