12590205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 21116160

約数和(自身を除く): 8525955

約数列:

[1, 3, 5, 15, 29, 87, 103, 145, 281, 309, 435, 515, 843, 1405, 1545, 2987, 4215, 8149, 8961, 14935, 24447, 28943, 40745, 44805, 86829, 122235, 144715, 434145, 839347, 2518041, 4196735, 12590205]

約数ペア:

[(1, 12590205), (3, 4196735), (5, 2518041), (15, 839347), (29, 434145), (87, 144715), (103, 122235), (145, 86829), (281, 44805), (309, 40745), (435, 28943), (515, 24447), (843, 14935), (1405, 8961), (1545, 8149), (2987, 4215)]