3191331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 5144832

約数和(自身を除く): 1953501

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 173, 429, 473, 519, 559, 1419, 1677, 1903, 2249, 5709, 6149, 6747, 7439, 18447, 22317, 24739, 74217, 81829, 96707, 245487, 290121, 1063777, 3191331]

約数ペア:

[(1, 3191331), (3, 1063777), (11, 290121), (13, 245487), (33, 96707), (39, 81829), (43, 74217), (129, 24739), (143, 22317), (173, 18447), (429, 7439), (473, 6747), (519, 6149), (559, 5709), (1419, 2249), (1677, 1903)]