12938031

素因数分解:

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

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 20358000

約数和(自身を除く): 7419969

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 2609, 4959, 7827, 23481, 49571, 75661, 148713, 226983, 446139, 680949, 1437559, 4312677, 12938031]

約数ペア:

[(1, 12938031), (3, 4312677), (9, 1437559), (19, 680949), (29, 446139), (57, 226983), (87, 148713), (171, 75661), (261, 49571), (551, 23481), (1653, 7827), (2609, 4959)]