78260913

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 115914240

約数和(自身を除く): 37653327

約数列:

[1, 3, 9, 53, 159, 191, 477, 573, 859, 1719, 2577, 7731, 10123, 30369, 45527, 91107, 136581, 164069, 409743, 492207, 1476621, 8695657, 26086971, 78260913]

約数ペア:

[(1, 78260913), (3, 26086971), (9, 8695657), (53, 1476621), (159, 492207), (191, 409743), (477, 164069), (573, 136581), (859, 91107), (1719, 45527), (2577, 30369), (7731, 10123)]