72317021

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5279}}^1$

素因数の和:5408

約数の個数: 16

約数和(自身を含む): 87859200

約数和(自身を除く): 15542179

約数列:

[1, 7, 19, 103, 133, 721, 1957, 5279, 13699, 36953, 100301, 543737, 702107, 3806159, 10331003, 72317021]

約数ペア:

[(1, 72317021), (7, 10331003), (19, 3806159), (103, 702107), (133, 543737), (721, 100301), (1957, 36953), (5279, 13699)]