208839631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{208631}}^1$

素因数の和:208662

約数の個数: 16

約数和(自身を含む): 280401408

約数和(自身を除く): 71561777

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 208631, 1460417, 2294941, 2712203, 16064587, 18985421, 29834233, 208839631]

約数ペア:

[(1, 208839631), (7, 29834233), (11, 18985421), (13, 16064587), (77, 2712203), (91, 2294941), (143, 1460417), (1001, 208631)]