28963389

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8161}}^1$

素因数の和:8197

約数の個数: 24

約数和(自身を含む): 47796672

約数和(自身を除く): 18833283

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 8161, 24483, 57127, 106093, 171381, 318279, 742651, 1379209, 2227953, 4137627, 9654463, 28963389]

約数ペア:

[(1, 28963389), (3, 9654463), (7, 4137627), (13, 2227953), (21, 1379209), (39, 742651), (91, 318279), (169, 171381), (273, 106093), (507, 57127), (1183, 24483), (3549, 8161)]