27991315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12413}}^1$

素因数の和:12470

約数の個数: 16

約数和(自身を含む): 37539936

約数和(自身を除く): 9548621

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12413, 62065, 136543, 508933, 682715, 2544665, 5598263, 27991315]

約数ペア:

[(1, 27991315), (5, 5598263), (11, 2544665), (41, 682715), (55, 508933), (205, 136543), (451, 62065), (2255, 12413)]