18077769

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{7523}}^1$

素因数の和:7621

約数の個数: 16

約数和(自身を含む): 27086400

約数和(自身を除く): 9008631

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 7523, 22569, 67707, 203121, 669547, 2008641, 6025923, 18077769]

約数ペア:

[(1, 18077769), (3, 6025923), (9, 2008641), (27, 669547), (89, 203121), (267, 67707), (801, 22569), (2403, 7523)]