198388910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{279421}}^1$

素因数の和:279499

約数の個数: 16

約数和(自身を含む): 362130912

約数和(自身を除く): 163742002

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 279421, 558842, 1397105, 2794210, 19838891, 39677782, 99194455, 198388910]

約数ペア:

[(1, 198388910), (2, 99194455), (5, 39677782), (10, 19838891), (71, 2794210), (142, 1397105), (355, 558842), (710, 279421)]