27530217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21391}}^1$

素因数の和:21421

約数の個数: 24

約数和(自身を含む): 46720128

約数和(自身を除く): 19189911

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 21391, 64173, 192519, 235301, 278083, 705903, 834249, 2117709, 2502747, 3058913, 9176739, 27530217]

約数ペア:

[(1, 27530217), (3, 9176739), (9, 3058913), (11, 2502747), (13, 2117709), (33, 834249), (39, 705903), (99, 278083), (117, 235301), (143, 192519), (429, 64173), (1287, 21391)]