1242768995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{46747}}^1$

素因数の和:47174

約数の個数: 16

約数和(自身を含む): 1610001120

約数和(自身を除く): 367232125

約数列:

[1, 5, 13, 65, 409, 2045, 5317, 26585, 46747, 233735, 607711, 3038555, 19119523, 95597615, 248553799, 1242768995]

約数ペア:

[(1, 1242768995), (5, 248553799), (13, 95597615), (65, 19119523), (409, 3038555), (2045, 607711), (5317, 233735), (26585, 46747)]