81853938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1747}}^1$

素因数の和:1911

約数の個数: 48

約数和(自身を含む): 188154720

約数和(自身を除く): 106300782

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 137, 171, 274, 342, 411, 822, 1233, 1747, 2466, 2603, 3494, 5206, 5241, 7809, 10482, 15618, 15723, 23427, 31446, 33193, 46854, 66386, 99579, 199158, 239339, 298737, 478678, 597474, 718017, 1436034, 2154051, 4308102, 4547441, 9094882, 13642323, 27284646, 40926969, 81853938]

約数ペア:

[(1, 81853938), (2, 40926969), (3, 27284646), (6, 13642323), (9, 9094882), (18, 4547441), (19, 4308102), (38, 2154051), (57, 1436034), (114, 718017), (137, 597474), (171, 478678), (274, 298737), (342, 239339), (411, 199158), (822, 99579), (1233, 66386), (1747, 46854), (2466, 33193), (2603, 31446), (3494, 23427), (5206, 15723), (5241, 15618), (7809, 10482)]