1639207881

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1861}}^1$

素因数の和:2007

約数の個数: 64

約数和(自身を含む): 2734905600

約数和(自身を除く): 1095697719

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 101, 153, 171, 303, 323, 459, 513, 909, 969, 1717, 1861, 1919, 2727, 2907, 5151, 5583, 5757, 8721, 15453, 16749, 17271, 31637, 32623, 35359, 46359, 50247, 51813, 94911, 97869, 106077, 187961, 284733, 293607, 318231, 563883, 601103, 854199, 880821, 954693, 1691649, 1803309, 3195337, 3571259, 5074947, 5409927, 9586011, 10713777, 16229781, 28758033, 32141331, 60711403, 86274099, 96423993, 182134209, 546402627, 1639207881]

約数ペア:

[(1, 1639207881), (3, 546402627), (9, 182134209), (17, 96423993), (19, 86274099), (27, 60711403), (51, 32141331), (57, 28758033), (101, 16229781), (153, 10713777), (171, 9586011), (303, 5409927), (323, 5074947), (459, 3571259), (513, 3195337), (909, 1803309), (969, 1691649), (1717, 954693), (1861, 880821), (1919, 854199), (2727, 601103), (2907, 563883), (5151, 318231), (5583, 293607), (5757, 284733), (8721, 187961), (15453, 106077), (16749, 97869), (17271, 94911), (31637, 51813), (32623, 50247), (35359, 46359)]