25389

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:57

約数の個数: 24

約数和(自身を含む): 46592

約数和(自身を除く): 21203

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1953, 2821, 3627, 8463, 25389]

約数ペア:

[(1, 25389), (3, 8463), (7, 3627), (9, 2821), (13, 1953), (21, 1209), (31, 819), (39, 651), (63, 403), (91, 279), (93, 273), (117, 217)]