216678364

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1051}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 447731200

約数和(自身を除く): 231052836

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 199, 259, 398, 518, 796, 1036, 1051, 1393, 2102, 2786, 4204, 5572, 7357, 7363, 14714, 14726, 29428, 29452, 38887, 51541, 77774, 103082, 155548, 206164, 209149, 272209, 418298, 544418, 836596, 1088836, 1464043, 2928086, 5856172, 7738513, 15477026, 30954052, 54169591, 108339182, 216678364]

約数ペア:

[(1, 216678364), (2, 108339182), (4, 54169591), (7, 30954052), (14, 15477026), (28, 7738513), (37, 5856172), (74, 2928086), (148, 1464043), (199, 1088836), (259, 836596), (398, 544418), (518, 418298), (796, 272209), (1036, 209149), (1051, 206164), (1393, 155548), (2102, 103082), (2786, 77774), (4204, 51541), (5572, 38887), (7357, 29452), (7363, 29428), (14714, 14726)]