13749903

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 20605728

約数和(自身を除く): 6855825

約数列:

[1, 3, 9, 37, 111, 157, 263, 333, 471, 789, 1413, 2367, 5809, 9731, 17427, 29193, 41291, 52281, 87579, 123873, 371619, 1527767, 4583301, 13749903]

約数ペア:

[(1, 13749903), (3, 4583301), (9, 1527767), (37, 371619), (111, 123873), (157, 87579), (263, 52281), (333, 41291), (471, 29193), (789, 17427), (1413, 9731), (2367, 5809)]