12993165

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1669}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 22665240

約数和(自身を除く): 9672075

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 1669, 2595, 5007, 7785, 8345, 15021, 25035, 75105, 288737, 866211, 1443685, 2598633, 4331055, 12993165]

約数ペア:

[(1, 12993165), (3, 4331055), (5, 2598633), (9, 1443685), (15, 866211), (45, 288737), (173, 75105), (519, 25035), (865, 15021), (1557, 8345), (1669, 7785), (2595, 5007)]