40395539

素因数分解:

${\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:938

約数の個数: 12

約数和(自身を含む): 42976800

約数和(自身を除く): 2581261

約数列:

[1, 19, 149, 361, 751, 2831, 14269, 53789, 111899, 271111, 2126081, 40395539]

約数ペア:

[(1, 40395539), (19, 2126081), (149, 271111), (361, 111899), (751, 53789), (2831, 14269)]