2551779

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 3872960

約数和(自身を除く): 1321181

約数列:

[1, 3, 9, 37, 79, 97, 111, 237, 291, 333, 711, 873, 2923, 3589, 7663, 8769, 10767, 22989, 26307, 32301, 68967, 283531, 850593, 2551779]

約数ペア:

[(1, 2551779), (3, 850593), (9, 283531), (37, 68967), (79, 32301), (97, 26307), (111, 22989), (237, 10767), (291, 8769), (333, 7663), (711, 3589), (873, 2923)]