13540925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 17980992

約数和(自身を除く): 4440067

約数列:

[1, 5, 17, 25, 85, 151, 211, 425, 755, 1055, 2567, 3587, 3775, 5275, 12835, 17935, 31861, 64175, 89675, 159305, 541637, 796525, 2708185, 13540925]

約数ペア:

[(1, 13540925), (5, 2708185), (17, 796525), (25, 541637), (85, 159305), (151, 89675), (211, 64175), (425, 31861), (755, 17935), (1055, 12835), (2567, 5275), (3587, 3775)]