207478503

素因数分解:

$3^9\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 317442048

約数和(自身を除く): 109963545

約数列:

[1, 3, 9, 27, 81, 83, 127, 243, 249, 381, 729, 747, 1143, 2187, 2241, 3429, 6561, 6723, 10287, 10541, 19683, 20169, 30861, 31623, 60507, 92583, 94869, 181521, 277749, 284607, 544563, 833247, 853821, 1633689, 2499741, 2561463, 7684389, 23053167, 69159501, 207478503]

約数ペア:

[(1, 207478503), (3, 69159501), (9, 23053167), (27, 7684389), (81, 2561463), (83, 2499741), (127, 1633689), (243, 853821), (249, 833247), (381, 544563), (729, 284607), (747, 277749), (1143, 181521), (2187, 94869), (2241, 92583), (3429, 60507), (6561, 31623), (6723, 30861), (10287, 20169), (10541, 19683)]