17278989

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 28600320

約数和(自身を除く): 11321331

約数列:

[1, 3, 7, 13, 21, 39, 91, 167, 273, 379, 501, 1137, 1169, 2171, 2653, 3507, 4927, 6513, 7959, 14781, 15197, 34489, 45591, 63293, 103467, 189879, 443051, 822809, 1329153, 2468427, 5759663, 17278989]

約数ペア:

[(1, 17278989), (3, 5759663), (7, 2468427), (13, 1329153), (21, 822809), (39, 443051), (91, 189879), (167, 103467), (273, 63293), (379, 45591), (501, 34489), (1137, 15197), (1169, 14781), (2171, 7959), (2653, 6513), (3507, 4927)]