28458485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 39726720

約数和(自身を除く): 11268235

約数列:

[1, 5, 11, 19, 55, 95, 113, 209, 241, 565, 1045, 1205, 1243, 2147, 2651, 4579, 6215, 10735, 13255, 22895, 23617, 27233, 50369, 118085, 136165, 251845, 299563, 517427, 1497815, 2587135, 5691697, 28458485]

約数ペア:

[(1, 28458485), (5, 5691697), (11, 2587135), (19, 1497815), (55, 517427), (95, 299563), (113, 251845), (209, 136165), (241, 118085), (565, 50369), (1045, 27233), (1205, 23617), (1243, 22895), (2147, 13255), (2651, 10735), (4579, 6215)]