39520257

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3571}}^1$

素因数の和:3629

約数の個数: 32

約数和(自身を含む): 65839104

約数和(自身を除く): 26318847

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 3571, 3689, 10713, 11067, 24997, 60707, 74991, 110701, 182121, 332103, 424949, 774907, 1274847, 1881917, 2324721, 5645751, 13173419, 39520257]

約数ペア:

[(1, 39520257), (3, 13173419), (7, 5645751), (17, 2324721), (21, 1881917), (31, 1274847), (51, 774907), (93, 424949), (119, 332103), (217, 182121), (357, 110701), (527, 74991), (651, 60707), (1581, 24997), (3571, 11067), (3689, 10713)]