26981739

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 39898560

約数和(自身を除く): 12916821

約数列:

[1, 3, 9, 79, 137, 237, 277, 411, 711, 831, 1233, 2493, 10823, 21883, 32469, 37949, 65649, 97407, 113847, 196947, 341541, 2997971, 8993913, 26981739]

約数ペア:

[(1, 26981739), (3, 8993913), (9, 2997971), (79, 341541), (137, 196947), (237, 113847), (277, 97407), (411, 65649), (711, 37949), (831, 32469), (1233, 21883), (2493, 10823)]