28396511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11681}}^1$

素因数の和:11722

約数の個数: 16

約数和(自身を含む): 35326368

約数和(自身を除く): 6929857

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 11681, 128491, 151853, 198577, 1670383, 2184347, 2581501, 28396511]

約数ペア:

[(1, 28396511), (11, 2581501), (13, 2184347), (17, 1670383), (143, 198577), (187, 151853), (221, 128491), (2431, 11681)]