81773359

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 91348560

約数和(自身を除く): 9575201

約数列:

[1, 19, 29, 73, 107, 361, 551, 1387, 2033, 2117, 3103, 7811, 10469, 26353, 38627, 40223, 58957, 148409, 226519, 764237, 1120183, 2819771, 4303861, 81773359]

約数ペア:

[(1, 81773359), (19, 4303861), (29, 2819771), (73, 1120183), (107, 764237), (361, 226519), (551, 148409), (1387, 58957), (2033, 40223), (2117, 38627), (3103, 26353), (7811, 10469)]