2558742711

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{916127}}^1$

素因数の和:916163

約数の個数: 24

約数和(自身を含む): 4177543680

約数和(自身を除く): 1618800969

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 916127, 2748381, 6412889, 17406413, 19238667, 44890223, 52219239, 121844891, 134670669, 365534673, 852914237, 2558742711]

約数ペア:

[(1, 2558742711), (3, 852914237), (7, 365534673), (19, 134670669), (21, 121844891), (49, 52219239), (57, 44890223), (133, 19238667), (147, 17406413), (399, 6412889), (931, 2748381), (2793, 916127)]