12621905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{911}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 16153344

約数和(自身を除く): 3531439

約数列:

[1, 5, 17, 85, 163, 815, 911, 2771, 4555, 13855, 15487, 77435, 148493, 742465, 2524381, 12621905]

約数ペア:

[(1, 12621905), (5, 2524381), (17, 742465), (85, 148493), (163, 77435), (815, 15487), (911, 13855), (2771, 4555)]