565869321

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{50993}}^1$

素因数の和:51142

約数の個数: 20

約数和(自身を含む): 851497812

約数和(自身を除く): 285628491

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 11097, 50993, 152979, 458937, 1376811, 4130433, 6986041, 20958123, 62874369, 188623107, 565869321]

約数ペア:

[(1, 565869321), (3, 188623107), (9, 62874369), (27, 20958123), (81, 6986041), (137, 4130433), (411, 1376811), (1233, 458937), (3699, 152979), (11097, 50993)]