87138243

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 141523200

約数和(自身を除く): 54384957

約数列:

[1, 3, 9, 17, 29, 41, 51, 87, 123, 153, 261, 369, 479, 493, 697, 1189, 1437, 1479, 2091, 3567, 4311, 4437, 6273, 8143, 10701, 13891, 19639, 20213, 24429, 41673, 58917, 60639, 73287, 125019, 176751, 181917, 236147, 333863, 569531, 708441, 1001589, 1708593, 2125323, 3004767, 5125779, 9682027, 29046081, 87138243]

約数ペア:

[(1, 87138243), (3, 29046081), (9, 9682027), (17, 5125779), (29, 3004767), (41, 2125323), (51, 1708593), (87, 1001589), (123, 708441), (153, 569531), (261, 333863), (369, 236147), (479, 181917), (493, 176751), (697, 125019), (1189, 73287), (1437, 60639), (1479, 58917), (2091, 41673), (3567, 24429), (4311, 20213), (4437, 19639), (6273, 13891), (8143, 10701)]