12903023

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^2$

素因数の和:251

約数の個数: 18

約数和(自身を含む): 15809976

約数和(自身を除く): 2906953

約数列:

[1, 7, 23, 49, 107, 161, 749, 1127, 2461, 5243, 11449, 17227, 80143, 120589, 263327, 561001, 1843289, 12903023]

約数ペア:

[(1, 12903023), (7, 1843289), (23, 561001), (49, 263327), (107, 120589), (161, 80143), (749, 17227), (1127, 11449), (2461, 5243)]