214608779

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{631}}^2$

素因数の和:1287

約数の個数: 18

約数和(自身を含む): 272774412

約数和(自身を除く): 58165633

約数列:

[1, 7, 11, 49, 77, 539, 631, 4417, 6941, 30919, 48587, 340109, 398161, 2787127, 4379771, 19509889, 30658397, 214608779]

約数ペア:

[(1, 214608779), (7, 30658397), (11, 19509889), (49, 4379771), (77, 2787127), (539, 398161), (631, 340109), (4417, 48587), (6941, 30919)]