28086212

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1897

約数の個数: 48

約数和(自身を含む): 62563200

約数和(自身を除く): 34476988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1861, 2156, 3722, 3773, 7444, 7546, 13027, 15092, 20471, 26054, 40942, 52108, 81884, 91189, 143297, 182378, 286594, 364756, 573188, 638323, 1003079, 1276646, 2006158, 2553292, 4012316, 7021553, 14043106, 28086212]

約数ペア:

[(1, 28086212), (2, 14043106), (4, 7021553), (7, 4012316), (11, 2553292), (14, 2006158), (22, 1276646), (28, 1003079), (44, 638323), (49, 573188), (77, 364756), (98, 286594), (154, 182378), (196, 143297), (308, 91189), (343, 81884), (539, 52108), (686, 40942), (1078, 26054), (1372, 20471), (1861, 15092), (2156, 13027), (3722, 7546), (3773, 7444)]