81119451

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{5689}}^1$

素因数の和:5803

約数の個数: 24

約数和(自身を含む): 127137360

約数和(自身を除く): 46017909

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 2037, 4753, 5689, 14259, 17067, 39823, 119469, 278761, 551833, 836283, 1655499, 3862831, 11588493, 27039817, 81119451]

約数ペア:

[(1, 81119451), (3, 27039817), (7, 11588493), (21, 3862831), (49, 1655499), (97, 836283), (147, 551833), (291, 278761), (679, 119469), (2037, 39823), (4753, 17067), (5689, 14259)]