28272342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 40847658

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 71, 114, 133, 142, 213, 266, 399, 426, 497, 499, 798, 994, 998, 1349, 1491, 1497, 2698, 2982, 2994, 3493, 4047, 6986, 8094, 9443, 9481, 10479, 18886, 18962, 20958, 28329, 28443, 35429, 56658, 56886, 66367, 70858, 106287, 132734, 199101, 212574, 248003, 398202, 496006, 673151, 744009, 1346302, 1488018, 2019453, 4038906, 4712057, 9424114, 14136171, 28272342]

約数ペア:

[(1, 28272342), (2, 14136171), (3, 9424114), (6, 4712057), (7, 4038906), (14, 2019453), (19, 1488018), (21, 1346302), (38, 744009), (42, 673151), (57, 496006), (71, 398202), (114, 248003), (133, 212574), (142, 199101), (213, 132734), (266, 106287), (399, 70858), (426, 66367), (497, 56886), (499, 56658), (798, 35429), (994, 28443), (998, 28329), (1349, 20958), (1491, 18962), (1497, 18886), (2698, 10479), (2982, 9481), (2994, 9443), (3493, 8094), (4047, 6986)]