5205465

素因数分解:

$3^4\times 5^1\times {\mathrm{12853}}^1$

素因数の和:12870

約数の個数: 20

約数和(自身を含む): 9332004

約数和(自身を除く): 4126539

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 12853, 38559, 64265, 115677, 192795, 347031, 578385, 1041093, 1735155, 5205465]

約数ペア:

[(1, 5205465), (3, 1735155), (5, 1041093), (9, 578385), (15, 347031), (27, 192795), (45, 115677), (81, 64265), (135, 38559), (405, 12853)]