129724609

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{139339}}^1$

素因数の和:139372

約数の個数: 12

約数和(自身を含む): 158847600

約数和(自身を除く): 29122991

約数列:

[1, 7, 19, 49, 133, 931, 139339, 975373, 2647441, 6827611, 18532087, 129724609]

約数ペア:

[(1, 129724609), (7, 18532087), (19, 6827611), (49, 2647441), (133, 975373), (931, 139339)]