28826889

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4637

約数の個数: 32

約数和(自身を含む): 49373184

約数和(自身を除く): 20546295

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 4591, 6279, 13773, 32137, 59683, 96411, 105593, 179049, 316779, 417781, 739151, 1253343, 1372709, 2217453, 4118127, 9608963, 28826889]

約数ペア:

[(1, 28826889), (3, 9608963), (7, 4118127), (13, 2217453), (21, 1372709), (23, 1253343), (39, 739151), (69, 417781), (91, 316779), (161, 179049), (273, 105593), (299, 96411), (483, 59683), (897, 32137), (2093, 13773), (4591, 6279)]