172854969

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1789}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 272194560

約数和(自身を除く): 99339591

約数列:

[1, 3, 7, 21, 43, 107, 129, 301, 321, 749, 903, 1789, 2247, 4601, 5367, 12523, 13803, 32207, 37569, 76927, 96621, 191423, 230781, 538489, 574269, 1339961, 1615467, 4019883, 8231189, 24693567, 57618323, 172854969]

約数ペア:

[(1, 172854969), (3, 57618323), (7, 24693567), (21, 8231189), (43, 4019883), (107, 1615467), (129, 1339961), (301, 574269), (321, 538489), (749, 230781), (903, 191423), (1789, 96621), (2247, 76927), (4601, 37569), (5367, 32207), (12523, 13803)]