28807658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12713}}^1$

素因数の和:12829

約数の個数: 16

約数和(自身を含む): 47601216

約数和(自身を除く): 18793558

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 12713, 25426, 139843, 279686, 1309439, 2618878, 14403829, 28807658]

約数ペア:

[(1, 28807658), (2, 14403829), (11, 2618878), (22, 1309439), (103, 279686), (206, 139843), (1133, 25426), (2266, 12713)]