2608905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 4765824

約数和(自身を除く): 2156919

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 787, 1105, 2361, 3315, 3935, 10231, 11805, 13379, 30693, 40137, 51155, 66895, 153465, 173927, 200685, 521781, 869635, 2608905]

約数ペア:

[(1, 2608905), (3, 869635), (5, 521781), (13, 200685), (15, 173927), (17, 153465), (39, 66895), (51, 51155), (65, 40137), (85, 30693), (195, 13379), (221, 11805), (255, 10231), (663, 3935), (787, 3315), (1105, 2361)]