57142393

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 75644928

約数和(自身を除く): 18502535

約数列:

[1, 7, 11, 31, 37, 77, 217, 259, 341, 407, 647, 1147, 2387, 2849, 4529, 7117, 8029, 12617, 20057, 23939, 49819, 88319, 140399, 167573, 220627, 263329, 742109, 1544389, 1843303, 5194763, 8163199, 57142393]

約数ペア:

[(1, 57142393), (7, 8163199), (11, 5194763), (31, 1843303), (37, 1544389), (77, 742109), (217, 263329), (259, 220627), (341, 167573), (407, 140399), (647, 88319), (1147, 49819), (2387, 23939), (2849, 20057), (4529, 12617), (7117, 8029)]