64768781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7717}}^1$

素因数の和:7844

約数の個数: 16

約数和(自身を含む): 81502080

約数和(自身を除く): 16733299

約数列:

[1, 7, 11, 77, 109, 763, 1199, 7717, 8393, 54019, 84887, 594209, 841153, 5888071, 9252683, 64768781]

約数ペア:

[(1, 64768781), (7, 9252683), (11, 5888071), (77, 841153), (109, 594209), (763, 84887), (1199, 54019), (7717, 8393)]