87891111

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{126827}}^1$

素因数の和:126851

約数の個数: 24

約数和(自身を含む): 158281344

約数和(自身を除く): 70390233

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 126827, 380481, 887789, 1141443, 1395097, 2663367, 4185291, 7990101, 9765679, 12555873, 29297037, 87891111]

約数ペア:

[(1, 87891111), (3, 29297037), (7, 12555873), (9, 9765679), (11, 7990101), (21, 4185291), (33, 2663367), (63, 1395097), (77, 1141443), (99, 887789), (231, 380481), (693, 126827)]