28765723

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1373}}^1$

素因数の和:1494

約数の個数: 16

約数和(自身を含む): 34163136

約数和(自身を除く): 5397413

約数列:

[1, 7, 41, 73, 287, 511, 1373, 2993, 9611, 20951, 56293, 100229, 394051, 701603, 4109389, 28765723]

約数ペア:

[(1, 28765723), (7, 4109389), (41, 701603), (73, 394051), (287, 100229), (511, 56293), (1373, 20951), (2993, 9611)]