2555955

素因数分解:

$3^4\times 5^1\times {\mathrm{6311}}^1$

素因数の和:6328

約数の個数: 20

約数和(自身を含む): 4582512

約数和(自身を除く): 2026557

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6311, 18933, 31555, 56799, 94665, 170397, 283995, 511191, 851985, 2555955]

約数ペア:

[(1, 2555955), (3, 851985), (5, 511191), (9, 283995), (15, 170397), (27, 94665), (45, 56799), (81, 31555), (135, 18933), (405, 6311)]