15558669

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 10983411

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 431, 573, 1293, 1337, 1719, 3017, 3879, 4011, 5157, 9051, 11637, 12033, 27153, 36099, 81459, 82321, 246963, 576247, 740889, 1728741, 2222667, 5186223, 15558669]

約数ペア:

[(1, 15558669), (3, 5186223), (7, 2222667), (9, 1728741), (21, 740889), (27, 576247), (63, 246963), (189, 82321), (191, 81459), (431, 36099), (573, 27153), (1293, 12033), (1337, 11637), (1719, 9051), (3017, 5157), (3879, 4011)]