81542559

素因数分解:

$3^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{6397}}^1$

素因数の和:7014

約数の個数: 16

約数和(自身を含む): 124479488

約数和(自身を除く): 42936929

約数列:

[1, 3, 7, 21, 607, 1821, 4249, 6397, 12747, 19191, 44779, 134337, 3882979, 11648937, 27180853, 81542559]

約数ペア:

[(1, 81542559), (3, 27180853), (7, 11648937), (21, 3882979), (607, 134337), (1821, 44779), (4249, 19191), (6397, 12747)]