208753347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1123}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 313353216

約数和(自身を除く): 104599869

約数列:

[1, 3, 11, 33, 43, 129, 131, 393, 473, 1123, 1419, 1441, 3369, 4323, 5633, 12353, 16899, 37059, 48289, 61963, 144867, 147113, 185889, 441339, 531179, 1593537, 1618243, 4854729, 6325859, 18977577, 69584449, 208753347]

約数ペア:

[(1, 208753347), (3, 69584449), (11, 18977577), (33, 6325859), (43, 4854729), (129, 1618243), (131, 1593537), (393, 531179), (473, 441339), (1123, 185889), (1419, 147113), (1441, 144867), (3369, 61963), (4323, 48289), (5633, 37059), (12353, 16899)]