2051108521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 2727936000

約数和(自身を除く): 676827479

約数列:

[1, 7, 11, 31, 73, 77, 79, 149, 217, 341, 511, 553, 803, 869, 1043, 1639, 2263, 2387, 2449, 4619, 5621, 5767, 6083, 10877, 11473, 11771, 15841, 17143, 24893, 26939, 32333, 40369, 50809, 63437, 76139, 82397, 119647, 129481, 174251, 178777, 188573, 337187, 355663, 364901, 444059, 837529, 859283, 906367, 1251439, 1966547, 2360309, 2554307, 3709057, 4013911, 6014981, 9452113, 13765829, 25963399, 26637773, 28097377, 66164791, 186464411, 293015503, 2051108521]

約数ペア:

[(1, 2051108521), (7, 293015503), (11, 186464411), (31, 66164791), (73, 28097377), (77, 26637773), (79, 25963399), (149, 13765829), (217, 9452113), (341, 6014981), (511, 4013911), (553, 3709057), (803, 2554307), (869, 2360309), (1043, 1966547), (1639, 1251439), (2263, 906367), (2387, 859283), (2449, 837529), (4619, 444059), (5621, 364901), (5767, 355663), (6083, 337187), (10877, 188573), (11473, 178777), (11771, 174251), (15841, 129481), (17143, 119647), (24893, 82397), (26939, 76139), (32333, 63437), (40369, 50809)]