66788254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{19609}}^1$

素因数の和:19755

約数の個数: 16

約数和(自身を含む): 108717840

約数和(自身を除く): 41929586

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 19609, 39218, 254917, 509834, 2568779, 5137558, 33394127, 66788254]

約数ペア:

[(1, 66788254), (2, 33394127), (13, 5137558), (26, 2568779), (131, 509834), (262, 254917), (1703, 39218), (3406, 19609)]