17205993

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 29644800

約数和(自身を除く): 12438807

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1543, 1593, 3717, 4629, 10801, 11151, 13887, 32403, 41661, 91037, 97209, 273111, 291627, 637259, 819333, 1911777, 2457999, 5735331, 17205993]

約数ペア:

[(1, 17205993), (3, 5735331), (7, 2457999), (9, 1911777), (21, 819333), (27, 637259), (59, 291627), (63, 273111), (177, 97209), (189, 91037), (413, 41661), (531, 32403), (1239, 13887), (1543, 11151), (1593, 10801), (3717, 4629)]