6638863

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 8577360

約数和(自身を除く): 1938497

約数列:

[1, 7, 11, 49, 77, 109, 113, 539, 763, 791, 1199, 1243, 5341, 5537, 8393, 8701, 12317, 58751, 60907, 86219, 135487, 603533, 948409, 6638863]

約数ペア:

[(1, 6638863), (7, 948409), (11, 603533), (49, 135487), (77, 86219), (109, 60907), (113, 58751), (539, 12317), (763, 8701), (791, 8393), (1199, 5537), (1243, 5341)]