1906749

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 3043040

約数和(自身を除く): 1136291

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 379, 387, 559, 1137, 1677, 3411, 4927, 5031, 14781, 16297, 44343, 48891, 146673, 211861, 635583, 1906749]

約数ペア:

[(1, 1906749), (3, 635583), (9, 211861), (13, 146673), (39, 48891), (43, 44343), (117, 16297), (129, 14781), (379, 5031), (387, 4927), (559, 3411), (1137, 1677)]