86909193

素因数分解:

$3^7\times 7^2\times {\mathrm{811}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 151811520

約数和(自身を除く): 64902327

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 811, 1323, 1701, 2187, 2433, 3969, 5103, 5677, 7299, 11907, 15309, 17031, 21897, 35721, 39739, 51093, 65691, 107163, 119217, 153279, 197073, 357651, 459837, 591219, 1072953, 1379511, 1773657, 3218859, 4138533, 9656577, 12415599, 28969731, 86909193]

約数ペア:

[(1, 86909193), (3, 28969731), (7, 12415599), (9, 9656577), (21, 4138533), (27, 3218859), (49, 1773657), (63, 1379511), (81, 1072953), (147, 591219), (189, 459837), (243, 357651), (441, 197073), (567, 153279), (729, 119217), (811, 107163), (1323, 65691), (1701, 51093), (2187, 39739), (2433, 35721), (3969, 21897), (5103, 17031), (5677, 15309), (7299, 11907)]