3988881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 6284096

約数和(自身を除く): 2295215

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 331, 927, 993, 1339, 2979, 4017, 4303, 12051, 12909, 34093, 38727, 102279, 306837, 443209, 1329627, 3988881]

約数ペア:

[(1, 3988881), (3, 1329627), (9, 443209), (13, 306837), (39, 102279), (103, 38727), (117, 34093), (309, 12909), (331, 12051), (927, 4303), (993, 4017), (1339, 2979)]