28839663

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 44129280

約数和(自身を除く): 15289617

約数列:

[1, 3, 9, 19, 57, 171, 191, 573, 883, 1719, 2649, 3629, 7947, 10887, 16777, 32661, 50331, 150993, 168653, 505959, 1517877, 3204407, 9613221, 28839663]

約数ペア:

[(1, 28839663), (3, 9613221), (9, 3204407), (19, 1517877), (57, 505959), (171, 168653), (191, 150993), (573, 50331), (883, 32661), (1719, 16777), (2649, 10887), (3629, 7947)]