86691231

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2141}}^1$

素因数の和:2567

約数の個数: 24

約数和(自身を含む): 137002320

約数和(自身を除く): 50311089

約数列:

[1, 3, 9, 11, 33, 99, 409, 1227, 2141, 3681, 4499, 6423, 13497, 19269, 23551, 40491, 70653, 211959, 875669, 2627007, 7881021, 9632359, 28897077, 86691231]

約数ペア:

[(1, 86691231), (3, 28897077), (9, 9632359), (11, 7881021), (33, 2627007), (99, 875669), (409, 211959), (1227, 70653), (2141, 40491), (3681, 23551), (4499, 19269), (6423, 13497)]