1999842021

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{655471}}^1$

素因数の和:655593

約数の個数: 16

約数和(自身を含む): 2988952320

約数和(自身を除く): 989110299

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 655471, 1966413, 5899239, 17697717, 74068223, 222204669, 666614007, 1999842021]

約数ペア:

[(1, 1999842021), (3, 666614007), (9, 222204669), (27, 74068223), (113, 17697717), (339, 5899239), (1017, 1966413), (3051, 655471)]