40404021

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31541}}^1$

素因数の和:31612

約数の個数: 16

約数和(自身を含む): 62579328

約数和(自身を除く): 22175307

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 31541, 94623, 220787, 662361, 1924001, 5772003, 13468007, 40404021]

約数ペア:

[(1, 40404021), (3, 13468007), (7, 5772003), (21, 1924001), (61, 662361), (183, 220787), (427, 94623), (1281, 31541)]