669220623

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2467}}^1$

素因数の和:2693

約数の個数: 40

約数和(自身を含む): 1064310192

約数和(自身を除く): 395089569

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 197, 459, 591, 1377, 1773, 2467, 3349, 5319, 7401, 10047, 15957, 22203, 30141, 41939, 66609, 90423, 125817, 199827, 271269, 377451, 485999, 1132353, 1457997, 3397059, 4373991, 8261983, 13121973, 24785949, 39365919, 74357847, 223073541, 669220623]

約数ペア:

[(1, 669220623), (3, 223073541), (9, 74357847), (17, 39365919), (27, 24785949), (51, 13121973), (81, 8261983), (153, 4373991), (197, 3397059), (459, 1457997), (591, 1132353), (1377, 485999), (1773, 377451), (2467, 271269), (3349, 199827), (5319, 125817), (7401, 90423), (10047, 66609), (15957, 41939), (22203, 30141)]