261569378

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1099031}}^1$

素因数の和:1099057

約数の個数: 16

約数和(自身を含む): 474781824

約数和(自身を除く): 213212446

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1099031, 2198062, 7693217, 15386434, 18683527, 37367054, 130784689, 261569378]

約数ペア:

[(1, 261569378), (2, 130784689), (7, 37367054), (14, 18683527), (17, 15386434), (34, 7693217), (119, 2198062), (238, 1099031)]