51240476

素因数分解:

$2^2\times 7^2\times {\mathrm{261431}}^1$

素因数の和:261449

約数の個数: 18

約数和(自身を含む): 104311368

約数和(自身を除く): 53070892

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 261431, 522862, 1045724, 1830017, 3660034, 7320068, 12810119, 25620238, 51240476]

約数ペア:

[(1, 51240476), (2, 25620238), (4, 12810119), (7, 7320068), (14, 3660034), (28, 1830017), (49, 1045724), (98, 522862), (196, 261431)]