17680095

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9137}}^1$

素因数の和:9191

約数の個数: 24

約数和(自身を含む): 31361616

約数和(自身を除く): 13681521

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 9137, 27411, 45685, 82233, 137055, 392891, 411165, 1178673, 1964455, 3536019, 5893365, 17680095]

約数ペア:

[(1, 17680095), (3, 5893365), (5, 3536019), (9, 1964455), (15, 1178673), (43, 411165), (45, 392891), (129, 137055), (215, 82233), (387, 45685), (645, 27411), (1935, 9137)]