56959821

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 87690240

約数和(自身を除く): 30730419

約数列:

[1, 3, 9, 27, 43, 71, 129, 213, 387, 639, 691, 1161, 1917, 2073, 3053, 6219, 9159, 18657, 27477, 29713, 49061, 82431, 89139, 147183, 267417, 441549, 802251, 1324647, 2109623, 6328869, 18986607, 56959821]

約数ペア:

[(1, 56959821), (3, 18986607), (9, 6328869), (27, 2109623), (43, 1324647), (71, 802251), (129, 441549), (213, 267417), (387, 147183), (639, 89139), (691, 82431), (1161, 49061), (1917, 29713), (2073, 27477), (3053, 18657), (6219, 9159)]