13987341

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 21141120

約数和(自身を除く): 7153779

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 769, 2021, 2307, 6063, 6921, 18189, 33067, 36143, 99201, 108429, 297603, 325287, 1554149, 4662447, 13987341]

約数ペア:

[(1, 13987341), (3, 4662447), (9, 1554149), (43, 325287), (47, 297603), (129, 108429), (141, 99201), (387, 36143), (423, 33067), (769, 18189), (2021, 6921), (2307, 6063)]