40888138

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:1017

約数の個数: 16

約数和(自身を含む): 62130024

約数和(自身を除く): 21241886

約数列:

[1, 2, 157, 197, 314, 394, 661, 1322, 30929, 61858, 103777, 130217, 207554, 260434, 20444069, 40888138]

約数ペア:

[(1, 40888138), (2, 20444069), (157, 260434), (197, 207554), (314, 130217), (394, 103777), (661, 61858), (1322, 30929)]