2040371721

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{301073}}^1$

素因数の和:301333

約数の個数: 16

約数和(自身を含む): 3034825920

約数和(自身を除く): 994454199

約数列:

[1, 3, 9, 27, 251, 753, 2259, 6777, 301073, 903219, 2709657, 8128971, 75569323, 226707969, 680123907, 2040371721]

約数ペア:

[(1, 2040371721), (3, 680123907), (9, 226707969), (27, 75569323), (251, 8128971), (753, 2709657), (2259, 903219), (6777, 301073)]