66540551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6217}}^1$

素因数の和:6374

約数の個数: 16

約数和(自身を含む): 83569920

約数和(自身を除く): 17029369

約数列:

[1, 7, 11, 77, 139, 973, 1529, 6217, 10703, 43519, 68387, 478709, 864163, 6049141, 9505793, 66540551]

約数ペア:

[(1, 66540551), (7, 9505793), (11, 6049141), (77, 864163), (139, 478709), (973, 68387), (1529, 43519), (6217, 10703)]