2999633

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 3993192

約数和(自身を除く): 993559

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 277, 637, 833, 1547, 1939, 3601, 4709, 10829, 13573, 25207, 32963, 61217, 176449, 230741, 428519, 2999633]

約数ペア:

[(1, 2999633), (7, 428519), (13, 230741), (17, 176449), (49, 61217), (91, 32963), (119, 25207), (221, 13573), (277, 10829), (637, 4709), (833, 3601), (1547, 1939)]