187281087

素因数分解:

$3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{4919}}^1$

素因数の和:4980

約数の個数: 32

約数和(自身を含む): 299136000

約数和(自身を除く): 111854913

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 343, 777, 1029, 1813, 4919, 5439, 12691, 14757, 34433, 38073, 103299, 182003, 241031, 546009, 723093, 1274021, 1687217, 3822063, 5061651, 8918147, 26754441, 62427029, 187281087]

約数ペア:

[(1, 187281087), (3, 62427029), (7, 26754441), (21, 8918147), (37, 5061651), (49, 3822063), (111, 1687217), (147, 1274021), (259, 723093), (343, 546009), (777, 241031), (1029, 182003), (1813, 103299), (4919, 38073), (5439, 34433), (12691, 14757)]