12977325

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:574

約数の個数: 36

約数和(自身を含む): 23469108

約数和(自身を除く): 10491783

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 421, 685, 1233, 1263, 2055, 2105, 3425, 3789, 6165, 6315, 10275, 10525, 18945, 30825, 31575, 57677, 94725, 173031, 288385, 519093, 865155, 1441925, 2595465, 4325775, 12977325]

約数ペア:

[(1, 12977325), (3, 4325775), (5, 2595465), (9, 1441925), (15, 865155), (25, 519093), (45, 288385), (75, 173031), (137, 94725), (225, 57677), (411, 31575), (421, 30825), (685, 18945), (1233, 10525), (1263, 10275), (2055, 6315), (2105, 6165), (3425, 3789)]