8556423

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 12378240

約数和(自身を除く): 3821817

約数列:

[1, 3, 17, 51, 71, 139, 213, 289, 417, 867, 1207, 2363, 3621, 7089, 9869, 20519, 29607, 40171, 61557, 120513, 167773, 503319, 2852141, 8556423]

約数ペア:

[(1, 8556423), (3, 2852141), (17, 503319), (51, 167773), (71, 120513), (139, 61557), (213, 40171), (289, 29607), (417, 20519), (867, 9869), (1207, 7089), (2363, 3621)]