222651

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 380016

約数和(自身を除く): 157365

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 173, 429, 519, 1287, 1557, 1903, 2249, 5709, 6747, 17127, 20241, 24739, 74217, 222651]

約数ペア:

[(1, 222651), (3, 74217), (9, 24739), (11, 20241), (13, 17127), (33, 6747), (39, 5709), (99, 2249), (117, 1903), (143, 1557), (173, 1287), (429, 519)]