8997237

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{401}}^1$

素因数の和:690

約数の個数: 20

約数和(自身を含む): 13522476

約数和(自身を除く): 4525239

約数列:

[1, 3, 9, 27, 81, 277, 401, 831, 1203, 2493, 3609, 7479, 10827, 22437, 32481, 111077, 333231, 999693, 2999079, 8997237]

約数ペア:

[(1, 8997237), (3, 2999079), (9, 999693), (27, 333231), (81, 111077), (277, 32481), (401, 22437), (831, 10827), (1203, 7479), (2493, 3609)]