13889883

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 21910800

約数和(自身を除く): 8020917

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 1549, 2989, 4647, 8967, 10843, 32529, 75901, 94489, 227703, 283467, 661423, 1984269, 4629961, 13889883]

約数ペア:

[(1, 13889883), (3, 4629961), (7, 1984269), (21, 661423), (49, 283467), (61, 227703), (147, 94489), (183, 75901), (427, 32529), (1281, 10843), (1549, 8967), (2989, 4647)]