12728655

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6899}}^1$

素因数の和:6951

約数の個数: 24

約数和(自身を含む): 22604400

約数和(自身を除く): 9875745

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 6899, 20697, 34495, 62091, 103485, 282859, 310455, 848577, 1414295, 2545731, 4242885, 12728655]

約数ペア:

[(1, 12728655), (3, 4242885), (5, 2545731), (9, 1414295), (15, 848577), (41, 310455), (45, 282859), (123, 103485), (205, 62091), (369, 34495), (615, 20697), (1845, 6899)]