205428177

素因数分解:

$3^3\times {\mathrm{389}}^1\times {\mathrm{19559}}^1$

素因数の和:19957

約数の個数: 16

約数和(自身を含む): 305136000

約数和(自身を除く): 99707823

約数列:

[1, 3, 9, 27, 389, 1167, 3501, 10503, 19559, 58677, 176031, 528093, 7608451, 22825353, 68476059, 205428177]

約数ペア:

[(1, 205428177), (3, 68476059), (9, 22825353), (27, 7608451), (389, 528093), (1167, 176031), (3501, 58677), (10503, 19559)]