2977155

素因数分解:

$3^4\times 5^1\times {\mathrm{7351}}^1$

素因数の和:7368

約数の個数: 20

約数和(自身を含む): 5337552

約数和(自身を除く): 2360397

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7351, 22053, 36755, 66159, 110265, 198477, 330795, 595431, 992385, 2977155]

約数ペア:

[(1, 2977155), (3, 992385), (5, 595431), (9, 330795), (15, 198477), (27, 110265), (45, 66159), (81, 36755), (135, 22053), (405, 7351)]