28704402

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 68054400

約数和(自身を除く): 39349998

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 101, 114, 171, 202, 277, 303, 342, 513, 554, 606, 831, 909, 1026, 1662, 1818, 1919, 2493, 2727, 3838, 4986, 5263, 5454, 5757, 7479, 10526, 11514, 14958, 15789, 17271, 27977, 31578, 34542, 47367, 51813, 55954, 83931, 94734, 103626, 142101, 167862, 251793, 284202, 503586, 531563, 755379, 1063126, 1510758, 1594689, 3189378, 4784067, 9568134, 14352201, 28704402]

約数ペア:

[(1, 28704402), (2, 14352201), (3, 9568134), (6, 4784067), (9, 3189378), (18, 1594689), (19, 1510758), (27, 1063126), (38, 755379), (54, 531563), (57, 503586), (101, 284202), (114, 251793), (171, 167862), (202, 142101), (277, 103626), (303, 94734), (342, 83931), (513, 55954), (554, 51813), (606, 47367), (831, 34542), (909, 31578), (1026, 27977), (1662, 17271), (1818, 15789), (1919, 14958), (2493, 11514), (2727, 10526), (3838, 7479), (4986, 5757), (5263, 5454)]