28206906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2763

約数の個数: 64

約数和(自身を含む): 73113600

約数和(自身を除く): 44906694

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 2719, 3458, 5187, 5438, 8157, 10374, 16314, 19033, 35347, 38066, 51661, 57099, 70694, 103322, 106041, 114198, 154983, 212082, 247429, 309966, 361627, 494858, 671593, 723254, 742287, 1084881, 1343186, 1484574, 2014779, 2169762, 4029558, 4701151, 9402302, 14103453, 28206906]

約数ペア:

[(1, 28206906), (2, 14103453), (3, 9402302), (6, 4701151), (7, 4029558), (13, 2169762), (14, 2014779), (19, 1484574), (21, 1343186), (26, 1084881), (38, 742287), (39, 723254), (42, 671593), (57, 494858), (78, 361627), (91, 309966), (114, 247429), (133, 212082), (182, 154983), (247, 114198), (266, 106041), (273, 103322), (399, 70694), (494, 57099), (546, 51661), (741, 38066), (798, 35347), (1482, 19033), (1729, 16314), (2719, 10374), (3458, 8157), (5187, 5438)]