211670193

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{76943}}^1$

素因数の和:77084

約数の個数: 16

約数和(自身を含む): 325011456

約数和(自身を除く): 113341263

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 76943, 230829, 538601, 1615803, 10079533, 30238599, 70556731, 211670193]

約数ペア:

[(1, 211670193), (3, 70556731), (7, 30238599), (21, 10079533), (131, 1615803), (393, 538601), (917, 230829), (2751, 76943)]