129123925

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43403}}^1$

素因数の和:43437

約数の個数: 24

約数和(自身を含む): 193755456

約数和(自身を除く): 64631531

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 43403, 217015, 303821, 737851, 1085075, 1519105, 3689255, 5164957, 7595525, 18446275, 25824785, 129123925]

約数ペア:

[(1, 129123925), (5, 25824785), (7, 18446275), (17, 7595525), (25, 5164957), (35, 3689255), (85, 1519105), (119, 1085075), (175, 737851), (425, 303821), (595, 217015), (2975, 43403)]