28372883

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2347}}^1$

素因数の和:2522

約数の個数: 16

約数和(自身を含む): 35614464

約数和(自身を除く): 7241581

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 2347, 12089, 16429, 25817, 180719, 368479, 2579353, 4053269, 28372883]

約数ペア:

[(1, 28372883), (7, 4053269), (11, 2579353), (77, 368479), (157, 180719), (1099, 25817), (1727, 16429), (2347, 12089)]