520011393

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1373}}^1$

素因数の和:1909

約数の個数: 32

約数和(自身を含む): 791424000

約数和(自身を除く): 271412607

約数列:

[1, 3, 11, 23, 33, 69, 253, 499, 759, 1373, 1497, 4119, 5489, 11477, 15103, 16467, 31579, 34431, 45309, 94737, 126247, 347369, 378741, 685127, 1042107, 2055381, 7536397, 15757921, 22609191, 47273763, 173337131, 520011393]

約数ペア:

[(1, 520011393), (3, 173337131), (11, 47273763), (23, 22609191), (33, 15757921), (69, 7536397), (253, 2055381), (499, 1042107), (759, 685127), (1373, 378741), (1497, 347369), (4119, 126247), (5489, 94737), (11477, 45309), (15103, 34431), (16467, 31579)]