31718127

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 51028992

約数和(自身を除く): 19310865

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 483, 677, 679, 2031, 2037, 2231, 4739, 6693, 14217, 15571, 15617, 46713, 46851, 65669, 108997, 197007, 326991, 459683, 1379049, 1510387, 4531161, 10572709, 31718127]

約数ペア:

[(1, 31718127), (3, 10572709), (7, 4531161), (21, 1510387), (23, 1379049), (69, 459683), (97, 326991), (161, 197007), (291, 108997), (483, 65669), (677, 46851), (679, 46713), (2031, 15617), (2037, 15571), (2231, 14217), (4739, 6693)]