2051209657

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{290993}}^1$

素因数の和:291072

約数の個数: 16

約数和(自身を含む): 2514188160

約数和(自身を除く): 462978503

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 290993, 2036951, 5528867, 15422629, 38702069, 107958403, 293029951, 2051209657]

約数ペア:

[(1, 2051209657), (7, 293029951), (19, 107958403), (53, 38702069), (133, 15422629), (371, 5528867), (1007, 2036951), (7049, 290993)]