28870777

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:829

約数の個数: 16

約数和(自身を含む): 33158160

約数和(自身を除く): 4287383

約数列:

[1, 13, 17, 169, 221, 773, 2197, 2873, 10049, 13141, 37349, 130637, 170833, 1698281, 2220829, 28870777]

約数ペア:

[(1, 28870777), (13, 2220829), (17, 1698281), (169, 170833), (221, 130637), (773, 37349), (2197, 13141), (2873, 10049)]