40505427

素因数分解:

$3^7\times {\mathrm{18521}}^1$

素因数の和:18542

約数の個数: 16

約数和(自身を含む): 60752160

約数和(自身を除く): 20246733

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 18521, 55563, 166689, 500067, 1500201, 4500603, 13501809, 40505427]

約数ペア:

[(1, 40505427), (3, 13501809), (9, 4500603), (27, 1500201), (81, 500067), (243, 166689), (729, 55563), (2187, 18521)]