25415391

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 12904737

約数列:

[1, 3, 17, 23, 47, 51, 69, 141, 391, 461, 799, 1081, 1173, 1383, 2397, 3243, 7837, 10603, 18377, 21667, 23511, 31809, 55131, 65001, 180251, 368339, 498341, 540753, 1105017, 1495023, 8471797, 25415391]

約数ペア:

[(1, 25415391), (3, 8471797), (17, 1495023), (23, 1105017), (47, 540753), (51, 498341), (69, 368339), (141, 180251), (391, 65001), (461, 55131), (799, 31809), (1081, 23511), (1173, 21667), (1383, 18377), (2397, 10603), (3243, 7837)]