25018713

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18169}}^1$

素因数の和:18198

約数の個数: 20

約数和(自身を含む): 39574260

約数和(自身を除く): 14555547

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18169, 54507, 163521, 308873, 490563, 926619, 1471689, 2779857, 8339571, 25018713]

約数ペア:

[(1, 25018713), (3, 8339571), (9, 2779857), (17, 1471689), (27, 926619), (51, 490563), (81, 308873), (153, 163521), (459, 54507), (1377, 18169)]