12397905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21193}}^1$

素因数の和:21217

約数の個数: 24

約数和(自身を含む): 23143848

約数和(自身を除く): 10745943

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 21193, 63579, 105965, 190737, 275509, 317895, 826527, 953685, 1377545, 2479581, 4132635, 12397905]

約数ペア:

[(1, 12397905), (3, 4132635), (5, 2479581), (9, 1377545), (13, 953685), (15, 826527), (39, 317895), (45, 275509), (65, 190737), (117, 105965), (195, 63579), (585, 21193)]