47221307

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 54912000

約数和(自身を除く): 7690693

約数列:

[1, 7, 109, 199, 311, 763, 1393, 2177, 21691, 33899, 61889, 151837, 237293, 433223, 6745901, 47221307]

約数ペア:

[(1, 47221307), (7, 6745901), (109, 433223), (199, 237293), (311, 151837), (763, 61889), (1393, 33899), (2177, 21691)]