207972947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{23561}}^1$

素因数の和:23678

約数の個数: 16

約数和(自身を含む): 258616512

約数和(自身を除く): 50643565

約数列:

[1, 7, 13, 91, 97, 679, 1261, 8827, 23561, 164927, 306293, 2144051, 2285417, 15997919, 29710421, 207972947]

約数ペア:

[(1, 207972947), (7, 29710421), (13, 15997919), (91, 2285417), (97, 2144051), (679, 306293), (1261, 164927), (8827, 23561)]