247378707

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{18119}}^1$

素因数の和:18203

約数の個数: 24

約数和(自身を含む): 375953760

約数和(自身を除く): 128575053

約数列:

[1, 3, 9, 37, 41, 111, 123, 333, 369, 1517, 4551, 13653, 18119, 54357, 163071, 670403, 742879, 2011209, 2228637, 6033627, 6685911, 27486523, 82459569, 247378707]

約数ペア:

[(1, 247378707), (3, 82459569), (9, 27486523), (37, 6685911), (41, 6033627), (111, 2228637), (123, 2011209), (333, 742879), (369, 670403), (1517, 163071), (4551, 54357), (13653, 18119)]