25129587

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 16383885

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1637, 2193, 4911, 5117, 11459, 15351, 27829, 34377, 70391, 83487, 194803, 211173, 492737, 584409, 1196647, 1478211, 3589941, 8376529, 25129587]

約数ペア:

[(1, 25129587), (3, 8376529), (7, 3589941), (17, 1478211), (21, 1196647), (43, 584409), (51, 492737), (119, 211173), (129, 194803), (301, 83487), (357, 70391), (731, 34377), (903, 27829), (1637, 15351), (2193, 11459), (4911, 5117)]