1998889505421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{281970589}}^1$

素因数の和:281970748

約数の個数: 16

約数和(自身を含む): 2842263547200

約数和(自身を除く): 843374041779

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 281970589, 845911767, 4793500013, 14380500039, 39193911871, 117581735613, 666296501807, 1998889505421]

約数ペア:

[(1, 1998889505421), (3, 666296501807), (17, 117581735613), (51, 39193911871), (139, 14380500039), (417, 4793500013), (2363, 845911767), (7089, 281970589)]