40557969

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{21157}}^1$

素因数の和:21237

約数の個数: 16

約数和(自身を含む): 60935040

約数和(自身を除く): 20377071

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 21157, 63471, 190413, 571239, 1502147, 4506441, 13519323, 40557969]

約数ペア:

[(1, 40557969), (3, 13519323), (9, 4506441), (27, 1502147), (71, 571239), (213, 190413), (639, 63471), (1917, 21157)]