1287687

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 24

約数和(自身を含む): 1920240

約数和(自身を除く): 632553

約数列:

[1, 3, 19, 29, 41, 57, 87, 123, 361, 551, 779, 1083, 1189, 1653, 2337, 3567, 10469, 14801, 22591, 31407, 44403, 67773, 429229, 1287687]

約数ペア:

[(1, 1287687), (3, 429229), (19, 67773), (29, 44403), (41, 31407), (57, 22591), (87, 14801), (123, 10469), (361, 3567), (551, 2337), (779, 1653), (1083, 1189)]