2629989

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 4018560

約数和(自身を除く): 1388571

約数列:

[1, 3, 9, 27, 79, 81, 137, 237, 243, 411, 711, 1233, 2133, 3699, 6399, 10823, 11097, 19197, 32469, 33291, 97407, 292221, 876663, 2629989]

約数ペア:

[(1, 2629989), (3, 876663), (9, 292221), (27, 97407), (79, 33291), (81, 32469), (137, 19197), (237, 11097), (243, 10823), (411, 6399), (711, 3699), (1233, 2133)]