40792311

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20887}}^1$

素因数の和:20931

約数の個数: 24

約数和(自身を含む): 69515264

約数和(自身を除く): 28722953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20887, 62661, 146209, 187983, 438627, 647497, 1315881, 1942491, 4532479, 5827473, 13597437, 40792311]

約数ペア:

[(1, 40792311), (3, 13597437), (7, 5827473), (9, 4532479), (21, 1942491), (31, 1315881), (63, 647497), (93, 438627), (217, 187983), (279, 146209), (651, 62661), (1953, 20887)]