7885899

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 13837824

約数和(自身を除く): 5951925

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 71, 123, 129, 213, 287, 301, 369, 387, 497, 639, 861, 903, 1491, 1763, 2583, 2709, 2911, 3053, 4473, 5289, 8733, 9159, 12341, 15867, 20377, 21371, 26199, 27477, 37023, 61131, 64113, 111069, 125173, 183393, 192339, 375519, 876211, 1126557, 2628633, 7885899]

約数ペア:

[(1, 7885899), (3, 2628633), (7, 1126557), (9, 876211), (21, 375519), (41, 192339), (43, 183393), (63, 125173), (71, 111069), (123, 64113), (129, 61131), (213, 37023), (287, 27477), (301, 26199), (369, 21371), (387, 20377), (497, 15867), (639, 12341), (861, 9159), (903, 8733), (1491, 5289), (1763, 4473), (2583, 3053), (2709, 2911)]