2912249949

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{140221}}^1$

素因数の和:140297

約数の個数: 32

約数和(自身を含む): 4738381824

約数和(自身を除く): 1826131875

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2967, 6923, 20769, 140221, 420663, 981547, 2944641, 3225083, 6029503, 9675249, 18088509, 22575581, 42206521, 67726743, 126619563, 138678569, 416035707, 970749983, 2912249949]

約数ペア:

[(1, 2912249949), (3, 970749983), (7, 416035707), (21, 138678569), (23, 126619563), (43, 67726743), (69, 42206521), (129, 22575581), (161, 18088509), (301, 9675249), (483, 6029503), (903, 3225083), (989, 2944641), (2967, 981547), (6923, 420663), (20769, 140221)]