12821665785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{72679}}^1$

素因数の和:73325

約数の個数: 32

約数和(自身を含む): 21629568000

約数和(自身を除く): 8807902215

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 619, 1857, 3095, 9285, 11761, 35283, 58805, 72679, 176415, 218037, 363395, 1090185, 1380901, 4142703, 6904505, 20713515, 44988301, 134964903, 224941505, 674824515, 854777719, 2564333157, 4273888595, 12821665785]

約数ペア:

[(1, 12821665785), (3, 4273888595), (5, 2564333157), (15, 854777719), (19, 674824515), (57, 224941505), (95, 134964903), (285, 44988301), (619, 20713515), (1857, 6904505), (3095, 4142703), (9285, 1380901), (11761, 1090185), (35283, 363395), (58805, 218037), (72679, 176415)]