808216717

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{30781}}^1$

素因数の和:30841

約数の個数: 24

約数和(自身を含む): 1048065536

約数和(自身を除く): 239848819

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 847, 2387, 3751, 26257, 30781, 215467, 338591, 954211, 2370137, 3724501, 6679477, 10496321, 26071507, 73474247, 115459531, 808216717]

約数ペア:

[(1, 808216717), (7, 115459531), (11, 73474247), (31, 26071507), (77, 10496321), (121, 6679477), (217, 3724501), (341, 2370137), (847, 954211), (2387, 338591), (3751, 215467), (26257, 30781)]