79991653

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 100362240

約数和(自身を除く): 20370587

約数列:

[1, 7, 19, 43, 71, 133, 197, 301, 497, 817, 1349, 1379, 3053, 3743, 5719, 8471, 9443, 13987, 21371, 26201, 58007, 59297, 97909, 160949, 265753, 406049, 601441, 1126643, 1860271, 4210087, 11427379, 79991653]

約数ペア:

[(1, 79991653), (7, 11427379), (19, 4210087), (43, 1860271), (71, 1126643), (133, 601441), (197, 406049), (301, 265753), (497, 160949), (817, 97909), (1349, 59297), (1379, 58007), (3053, 26201), (3743, 21371), (5719, 13987), (8471, 9443)]