81088185

素因数分解:

$3^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2707}}^1$

素因数の和:4712

約数の個数: 16

約数和(自身を含む): 129854016

約数和(自身を除く): 48765831

約数列:

[1, 3, 5, 15, 1997, 2707, 5991, 8121, 9985, 13535, 29955, 40605, 5405879, 16217637, 27029395, 81088185]

約数ペア:

[(1, 81088185), (3, 27029395), (5, 16217637), (15, 5405879), (1997, 40605), (2707, 29955), (5991, 13535), (8121, 9985)]