28001718

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 63797760

約数和(自身を除く): 35796042

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 239, 283, 414, 478, 566, 717, 849, 1434, 1698, 2151, 2547, 4302, 5094, 5497, 6509, 10994, 13018, 16491, 19527, 32982, 39054, 49473, 58581, 67637, 98946, 117162, 135274, 202911, 405822, 608733, 1217466, 1555651, 3111302, 4666953, 9333906, 14000859, 28001718]

約数ペア:

[(1, 28001718), (2, 14000859), (3, 9333906), (6, 4666953), (9, 3111302), (18, 1555651), (23, 1217466), (46, 608733), (69, 405822), (138, 202911), (207, 135274), (239, 117162), (283, 98946), (414, 67637), (478, 58581), (566, 49473), (717, 39054), (849, 32982), (1434, 19527), (1698, 16491), (2151, 13018), (2547, 10994), (4302, 6509), (5094, 5497)]