66656443

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 77440000

約数和(自身を除く): 10783557

約数列:

[1, 7, 109, 199, 439, 763, 1393, 3073, 21691, 47851, 87361, 151837, 334957, 611527, 9522349, 66656443]

約数ペア:

[(1, 66656443), (7, 9522349), (109, 611527), (199, 334957), (439, 151837), (763, 87361), (1393, 47851), (3073, 21691)]