28680444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61283}}^1$

素因数の和:61306

約数の個数: 36

約数和(自身を含む): 78075816

約数和(自身を除く): 49395372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61283, 122566, 183849, 245132, 367698, 551547, 735396, 796679, 1103094, 1593358, 2206188, 2390037, 3186716, 4780074, 7170111, 9560148, 14340222, 28680444]

約数ペア:

[(1, 28680444), (2, 14340222), (3, 9560148), (4, 7170111), (6, 4780074), (9, 3186716), (12, 2390037), (13, 2206188), (18, 1593358), (26, 1103094), (36, 796679), (39, 735396), (52, 551547), (78, 367698), (117, 245132), (156, 183849), (234, 122566), (468, 61283)]