81540195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1493}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 142850304

約数和(自身を除く): 61310109

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 331, 993, 1493, 1655, 3641, 4479, 4965, 7465, 10923, 16423, 18205, 22395, 49269, 54615, 82115, 246345, 494183, 1482549, 2470915, 5436013, 7412745, 16308039, 27180065, 81540195]

約数ペア:

[(1, 81540195), (3, 27180065), (5, 16308039), (11, 7412745), (15, 5436013), (33, 2470915), (55, 1482549), (165, 494183), (331, 246345), (993, 82115), (1493, 54615), (1655, 49269), (3641, 22395), (4479, 18205), (4965, 16423), (7465, 10923)]