28443597

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 47781888

約数和(自身を除く): 19338291

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 2423, 3913, 7269, 11739, 16961, 31499, 50883, 94497, 104189, 220493, 312567, 661479, 729323, 1354457, 2187969, 4063371, 9481199, 28443597]

約数ペア:

[(1, 28443597), (3, 9481199), (7, 4063371), (13, 2187969), (21, 1354457), (39, 729323), (43, 661479), (91, 312567), (129, 220493), (273, 104189), (301, 94497), (559, 50883), (903, 31499), (1677, 16961), (2423, 11739), (3913, 7269)]