8789391

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 15002064

約数和(自身を除く): 6212673

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 491, 663, 1053, 1377, 1473, 1989, 4419, 5967, 6383, 8347, 13257, 17901, 19149, 25041, 39771, 57447, 75123, 108511, 172341, 225369, 325533, 517023, 676107, 976599, 2929797, 8789391]

約数ペア:

[(1, 8789391), (3, 2929797), (9, 976599), (13, 676107), (17, 517023), (27, 325533), (39, 225369), (51, 172341), (81, 108511), (117, 75123), (153, 57447), (221, 39771), (351, 25041), (459, 19149), (491, 17901), (663, 13257), (1053, 8347), (1377, 6383), (1473, 5967), (1989, 4419)]