13247961

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 18856512

約数和(自身を除く): 5608551

約数列:

[1, 3, 37, 41, 71, 111, 123, 213, 1517, 1681, 2627, 2911, 4551, 5043, 7881, 8733, 62197, 107707, 119351, 186591, 323121, 358053, 4415987, 13247961]

約数ペア:

[(1, 13247961), (3, 4415987), (37, 358053), (41, 323121), (71, 186591), (111, 119351), (123, 107707), (213, 62197), (1517, 8733), (1681, 7881), (2627, 5043), (2911, 4551)]