201990021111

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{1129}}^1\times {\mathrm{74453}}^1$

素因数の和:75680

約数の個数: 32

約数和(自身を含む): 302878872000

約数和(自身を除く): 100888850889

約数列:

[1, 3, 9, 27, 89, 267, 801, 1129, 2403, 3387, 10161, 30483, 74453, 100481, 223359, 301443, 670077, 904329, 2010231, 2712987, 6626317, 19878951, 59636853, 84057437, 178910559, 252172311, 756516933, 2269550799, 7481111893, 22443335679, 67330007037, 201990021111]

約数ペア:

[(1, 201990021111), (3, 67330007037), (9, 22443335679), (27, 7481111893), (89, 2269550799), (267, 756516933), (801, 252172311), (1129, 178910559), (2403, 84057437), (3387, 59636853), (10161, 19878951), (30483, 6626317), (74453, 2712987), (100481, 2010231), (223359, 904329), (301443, 670077)]