85840857

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{691}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 131535360

約数和(自身を除く): 45694503

約数列:

[1, 3, 9, 27, 43, 107, 129, 321, 387, 691, 963, 1161, 2073, 2889, 4601, 6219, 13803, 18657, 29713, 41409, 73937, 89139, 124227, 221811, 267417, 665433, 802251, 1996299, 3179291, 9537873, 28613619, 85840857]

約数ペア:

[(1, 85840857), (3, 28613619), (9, 9537873), (27, 3179291), (43, 1996299), (107, 802251), (129, 665433), (321, 267417), (387, 221811), (691, 124227), (963, 89139), (1161, 73937), (2073, 41409), (2889, 29713), (4601, 18657), (6219, 13803)]