252899998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{22157}}^1$

素因数の和:22611

約数の個数: 16

約数和(自身を含む): 409479840

約数和(自身を除く): 156579842

約数列:

[1, 2, 13, 26, 439, 878, 5707, 11414, 22157, 44314, 288041, 576082, 9726923, 19453846, 126449999, 252899998]

約数ペア:

[(1, 252899998), (2, 126449999), (13, 19453846), (26, 9726923), (439, 576082), (878, 288041), (5707, 44314), (11414, 22157)]