817389985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{100109}}^1$

素因数の和:100208

約数の個数: 16

約数和(自身を含む): 1037940480

約数和(自身を除く): 220550495

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 100109, 500545, 2302507, 7107739, 11512535, 35538695, 163477997, 817389985]

約数ペア:

[(1, 817389985), (5, 163477997), (23, 35538695), (71, 11512535), (115, 7107739), (355, 2302507), (1633, 500545), (8165, 100109)]