201847959

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{315881}}^1$

素因数の和:315958

約数の個数: 12

約数和(自身を含む): 295665552

約数和(自身を除く): 93817593

約数列:

[1, 3, 9, 71, 213, 639, 315881, 947643, 2842929, 22427551, 67282653, 201847959]

約数ペア:

[(1, 201847959), (3, 67282653), (9, 22427551), (71, 2842929), (213, 947643), (639, 315881)]