720072945

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{105971}}^1$

素因数の和:106133

約数の個数: 24

約数和(自身を含む): 1256404032

約数和(自身を除く): 536331087

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 6795, 105971, 317913, 529855, 953739, 1589565, 4768695, 16001621, 48004863, 80008105, 144014589, 240024315, 720072945]

約数ペア:

[(1, 720072945), (3, 240024315), (5, 144014589), (9, 80008105), (15, 48004863), (45, 16001621), (151, 4768695), (453, 1589565), (755, 953739), (1359, 529855), (2265, 317913), (6795, 105971)]