18598977

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 28

約数和(自身を含む): 28820224

約数和(自身を除く): 10221247

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 823, 837, 2469, 2511, 7407, 7533, 22221, 22599, 25513, 66663, 76539, 199989, 229617, 599967, 688851, 2066553, 6199659, 18598977]

約数ペア:

[(1, 18598977), (3, 6199659), (9, 2066553), (27, 688851), (31, 599967), (81, 229617), (93, 199989), (243, 76539), (279, 66663), (729, 25513), (823, 22599), (837, 22221), (2469, 7533), (2511, 7407)]