78341319

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{6947}}^1$

素因数の和:7139

約数の個数: 24

約数和(自身を含む): 130066560

約数和(自身を除く): 51725241

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 3759, 6947, 11277, 20841, 48629, 62523, 145887, 437661, 1243513, 3730539, 8704591, 11191617, 26113773, 78341319]

約数ペア:

[(1, 78341319), (3, 26113773), (7, 11191617), (9, 8704591), (21, 3730539), (63, 1243513), (179, 437661), (537, 145887), (1253, 62523), (1611, 48629), (3759, 20841), (6947, 11277)]