2175995521

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{56923}}^1$

素因数の和:57100

約数の個数: 16

約数和(自身を含む): 2564767744

約数和(自身を除く): 388772223

約数列:

[1, 7, 43, 127, 301, 889, 5461, 38227, 56923, 398461, 2447689, 7229221, 17133823, 50604547, 310856503, 2175995521]

約数ペア:

[(1, 2175995521), (7, 310856503), (43, 50604547), (127, 17133823), (301, 7229221), (889, 2447689), (5461, 398461), (38227, 56923)]