25743729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 40106880

約数和(自身を除く): 14363151

約数列:

[1, 3, 11, 17, 33, 51, 109, 187, 327, 421, 561, 1199, 1263, 1853, 3597, 4631, 5559, 7157, 13893, 20383, 21471, 45889, 61149, 78727, 137667, 236181, 504779, 780113, 1514337, 2340339, 8581243, 25743729]

約数ペア:

[(1, 25743729), (3, 8581243), (11, 2340339), (17, 1514337), (33, 780113), (51, 504779), (109, 236181), (187, 137667), (327, 78727), (421, 61149), (561, 45889), (1199, 21471), (1263, 20383), (1853, 13893), (3597, 7157), (4631, 5559)]