81940863

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2679

約数の個数: 24

約数和(自身を含む): 119329200

約数和(自身を除く): 37388337

約数列:

[1, 3, 19, 29, 57, 87, 361, 551, 1083, 1653, 2609, 7827, 10469, 31407, 49571, 75661, 148713, 226983, 941849, 1437559, 2825547, 4312677, 27313621, 81940863]

約数ペア:

[(1, 81940863), (3, 27313621), (19, 4312677), (29, 2825547), (57, 1437559), (87, 941849), (361, 226983), (551, 148713), (1083, 75661), (1653, 49571), (2609, 31407), (7827, 10469)]