74198781

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2729}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 117936000

約数和(自身を除く): 43737219

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 477, 513, 1007, 1431, 2729, 3021, 8187, 9063, 24561, 27189, 51851, 73683, 144637, 155553, 433911, 466659, 1301733, 1399977, 2748103, 3905199, 8244309, 24732927, 74198781]

約数ペア:

[(1, 74198781), (3, 24732927), (9, 8244309), (19, 3905199), (27, 2748103), (53, 1399977), (57, 1301733), (159, 466659), (171, 433911), (477, 155553), (513, 144637), (1007, 73683), (1431, 51851), (2729, 27189), (3021, 24561), (8187, 9063)]