199519397

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{26713}}^1$

素因数の和:26828

約数の個数: 16

約数和(自身を含む): 251325312

約数和(自身を除く): 51805915

約数列:

[1, 7, 11, 77, 97, 679, 1067, 7469, 26713, 186991, 293843, 2056901, 2591161, 18138127, 28502771, 199519397]

約数ペア:

[(1, 199519397), (7, 28502771), (11, 18138127), (77, 2591161), (97, 2056901), (679, 293843), (1067, 186991), (7469, 26713)]