28091602

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 56766528

約数和(自身を除く): 28674926

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 103, 121, 154, 161, 206, 242, 253, 322, 506, 539, 721, 847, 1078, 1127, 1133, 1442, 1694, 1771, 2254, 2266, 2369, 2783, 3542, 4738, 5047, 5566, 5929, 7931, 10094, 11858, 12397, 12463, 15862, 16583, 19481, 24794, 24926, 26059, 33166, 38962, 52118, 55517, 87241, 111034, 116081, 136367, 174482, 182413, 232162, 272734, 286649, 364826, 573298, 610687, 1221374, 1276891, 2006543, 2553782, 4013086, 14045801, 28091602]

約数ペア:

[(1, 28091602), (2, 14045801), (7, 4013086), (11, 2553782), (14, 2006543), (22, 1276891), (23, 1221374), (46, 610687), (49, 573298), (77, 364826), (98, 286649), (103, 272734), (121, 232162), (154, 182413), (161, 174482), (206, 136367), (242, 116081), (253, 111034), (322, 87241), (506, 55517), (539, 52118), (721, 38962), (847, 33166), (1078, 26059), (1127, 24926), (1133, 24794), (1442, 19481), (1694, 16583), (1771, 15862), (2254, 12463), (2266, 12397), (2369, 11858), (2783, 10094), (3542, 7931), (4738, 5929), (5047, 5566)]