199641279

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{4129}}^1$

素因数の和:4430

約数の個数: 16

約数和(自身を含む): 271192320

約数和(自身を除く): 71551041

約数列:

[1, 3, 71, 213, 227, 681, 4129, 12387, 16117, 48351, 293159, 879477, 937283, 2811849, 66547093, 199641279]

約数ペア:

[(1, 199641279), (3, 66547093), (71, 2811849), (213, 937283), (227, 879477), (681, 293159), (4129, 48351), (12387, 16117)]