2012421903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{646873}}^1$

素因数の和:646954

約数の個数: 16

約数和(自身を含む): 2887645536

約数和(自身を除く): 875223633

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 646873, 1940619, 10996841, 32990523, 39459253, 118377759, 670807301, 2012421903]

約数ペア:

[(1, 2012421903), (3, 670807301), (17, 118377759), (51, 39459253), (61, 32990523), (183, 10996841), (1037, 1940619), (3111, 646873)]