205656813

素因数分解:

$3^4\times {\mathrm{1061}}^1\times {\mathrm{2393}}^1$

素因数の和:3466

約数の個数: 20

約数和(自身を含む): 307633788

約数和(自身を除く): 101976975

約数列:

[1, 3, 9, 27, 81, 1061, 2393, 3183, 7179, 9549, 21537, 28647, 64611, 85941, 193833, 2538973, 7616919, 22850757, 68552271, 205656813]

約数ペア:

[(1, 205656813), (3, 68552271), (9, 22850757), (27, 7616919), (81, 2538973), (1061, 193833), (2393, 85941), (3183, 64611), (7179, 28647), (9549, 21537)]