30980241

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7877}}^1$

素因数の和:7925

約数の個数: 24

約数和(自身を含む): 49158720

約数和(自身を除く): 18178479

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 7877, 23631, 70893, 149663, 181171, 448989, 543513, 1346967, 1630539, 3442249, 10326747, 30980241]

約数ペア:

[(1, 30980241), (3, 10326747), (9, 3442249), (19, 1630539), (23, 1346967), (57, 543513), (69, 448989), (171, 181171), (207, 149663), (437, 70893), (1311, 23631), (3933, 7877)]