28234052

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 64384320

約数和(自身を除く): 36150268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 109, 116, 154, 203, 218, 308, 319, 406, 436, 638, 763, 812, 841, 1199, 1276, 1526, 1682, 2233, 2398, 3052, 3161, 3364, 4466, 4796, 5887, 6322, 8393, 8932, 9251, 11774, 12644, 16786, 18502, 22127, 23548, 33572, 34771, 37004, 44254, 64757, 69542, 88508, 91669, 129514, 139084, 183338, 243397, 259028, 366676, 486794, 641683, 973588, 1008359, 1283366, 2016718, 2566732, 4033436, 7058513, 14117026, 28234052]

約数ペア:

[(1, 28234052), (2, 14117026), (4, 7058513), (7, 4033436), (11, 2566732), (14, 2016718), (22, 1283366), (28, 1008359), (29, 973588), (44, 641683), (58, 486794), (77, 366676), (109, 259028), (116, 243397), (154, 183338), (203, 139084), (218, 129514), (308, 91669), (319, 88508), (406, 69542), (436, 64757), (638, 44254), (763, 37004), (812, 34771), (841, 33572), (1199, 23548), (1276, 22127), (1526, 18502), (1682, 16786), (2233, 12644), (2398, 11774), (3052, 9251), (3161, 8932), (3364, 8393), (4466, 6322), (4796, 5887)]