2028555

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 3578640

約数和(自身を除く): 1550085

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 739, 915, 2217, 2745, 3695, 6651, 11085, 33255, 45079, 135237, 225395, 405711, 676185, 2028555]

約数ペア:

[(1, 2028555), (3, 676185), (5, 405711), (9, 225395), (15, 135237), (45, 45079), (61, 33255), (183, 11085), (305, 6651), (549, 3695), (739, 2745), (915, 2217)]