80769879

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{16901}}^1$

素因数の和:16972

約数の個数: 20

約数和(自身を含む): 122708520

約数和(自身を除く): 41938641

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 16901, 50703, 152109, 456327, 997159, 1368981, 2991477, 8974431, 26923293, 80769879]

約数ペア:

[(1, 80769879), (3, 26923293), (9, 8974431), (27, 2991477), (59, 1368981), (81, 997159), (177, 456327), (531, 152109), (1593, 50703), (4779, 16901)]