57265455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7937}}^1$

素因数の和:7995

約数の個数: 32

約数和(自身を含む): 101352384

約数和(自身を除く): 44086929

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 7937, 23811, 39685, 103181, 119055, 293669, 309543, 515905, 881007, 1468345, 1547715, 3817697, 4405035, 11453091, 19088485, 57265455]

約数ペア:

[(1, 57265455), (3, 19088485), (5, 11453091), (13, 4405035), (15, 3817697), (37, 1547715), (39, 1468345), (65, 881007), (111, 515905), (185, 309543), (195, 293669), (481, 119055), (555, 103181), (1443, 39685), (2405, 23811), (7215, 7937)]