2561463

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 3913728

約数和(自身を除く): 1352265

約数列:

[1, 3, 9, 27, 81, 83, 127, 243, 249, 381, 747, 1143, 2241, 3429, 6723, 10287, 10541, 20169, 30861, 31623, 94869, 284607, 853821, 2561463]

約数ペア:

[(1, 2561463), (3, 853821), (9, 284607), (27, 94869), (81, 31623), (83, 30861), (127, 20169), (243, 10541), (249, 10287), (381, 6723), (747, 3429), (1143, 2241)]