890662017

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{201007}}^1$

素因数の和:201228

約数の個数: 16

約数和(自身を含む): 1363638272

約数和(自身を除く): 472976255

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 201007, 603021, 1407049, 4221147, 42412477, 127237431, 296887339, 890662017]

約数ペア:

[(1, 890662017), (3, 296887339), (7, 127237431), (21, 42412477), (211, 4221147), (633, 1407049), (1477, 603021), (4431, 201007)]