2161575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:768

約数の個数: 36

約数和(自身を含む): 4175080

約数和(自身を除く): 2013505

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 739, 975, 2217, 2925, 3695, 6651, 9607, 11085, 18475, 28821, 33255, 48035, 55425, 86463, 144105, 166275, 240175, 432315, 720525, 2161575]

約数ペア:

[(1, 2161575), (3, 720525), (5, 432315), (9, 240175), (13, 166275), (15, 144105), (25, 86463), (39, 55425), (45, 48035), (65, 33255), (75, 28821), (117, 18475), (195, 11085), (225, 9607), (325, 6651), (585, 3695), (739, 2925), (975, 2217)]