2001305151

素因数分解:

$3^4\times {\mathrm{1381}}^1\times {\mathrm{17891}}^1$

素因数の和:19284

約数の個数: 20

約数和(自身を含む): 2991936024

約数和(自身を除く): 990630873

約数列:

[1, 3, 9, 27, 81, 1381, 4143, 12429, 17891, 37287, 53673, 111861, 161019, 483057, 1449171, 24707471, 74122413, 222367239, 667101717, 2001305151]

約数ペア:

[(1, 2001305151), (3, 667101717), (9, 222367239), (27, 74122413), (81, 24707471), (1381, 1449171), (4143, 483057), (12429, 161019), (17891, 111861), (37287, 53673)]