201892691

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28813}}^1$

素因数の和:28851

約数の個数: 24

約数和(自身を含む): 275922864

約数和(自身を除く): 74030173

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 28813, 201691, 316943, 374569, 1411837, 2218601, 2621983, 4120259, 15530207, 18353881, 28841813, 201892691]

約数ペア:

[(1, 201892691), (7, 28841813), (11, 18353881), (13, 15530207), (49, 4120259), (77, 2621983), (91, 2218601), (143, 1411837), (539, 374569), (637, 316943), (1001, 201691), (7007, 28813)]