12549999

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{449}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 21081600

約数和(自身を除く): 8531601

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 449, 847, 1331, 1347, 2541, 3143, 3993, 4939, 9317, 9429, 14817, 27951, 34573, 54329, 103719, 162987, 380303, 597619, 1140909, 1792857, 4183333, 12549999]

約数ペア:

[(1, 12549999), (3, 4183333), (7, 1792857), (11, 1140909), (21, 597619), (33, 380303), (77, 162987), (121, 103719), (231, 54329), (363, 34573), (449, 27951), (847, 14817), (1331, 9429), (1347, 9317), (2541, 4939), (3143, 3993)]