2491816

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 4898880

約数和(自身を除く): 2407064

約数列:

[1, 2, 4, 8, 41, 71, 82, 107, 142, 164, 214, 284, 328, 428, 568, 856, 2911, 4387, 5822, 7597, 8774, 11644, 15194, 17548, 23288, 30388, 35096, 60776, 311477, 622954, 1245908, 2491816]

約数ペア:

[(1, 2491816), (2, 1245908), (4, 622954), (8, 311477), (41, 60776), (71, 35096), (82, 30388), (107, 23288), (142, 17548), (164, 15194), (214, 11644), (284, 8774), (328, 7597), (428, 5822), (568, 4387), (856, 2911)]