291279291

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5167}}^1$

素因数の和:5255

約数の個数: 32

約数和(自身を含む): 436592640

約数和(自身を除く): 145313349

約数列:

[1, 3, 19, 23, 43, 57, 69, 129, 437, 817, 989, 1311, 2451, 2967, 5167, 15501, 18791, 56373, 98173, 118841, 222181, 294519, 356523, 666543, 2257979, 4221439, 5110163, 6773937, 12664317, 15330489, 97093097, 291279291]

約数ペア:

[(1, 291279291), (3, 97093097), (19, 15330489), (23, 12664317), (43, 6773937), (57, 5110163), (69, 4221439), (129, 2257979), (437, 666543), (817, 356523), (989, 294519), (1311, 222181), (2451, 118841), (2967, 98173), (5167, 56373), (15501, 18791)]