640240842

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6276871}}^1$

素因数の和:6276893

約数の個数: 16

約数和(自身を含む): 1355804352

約数和(自身を除く): 715563510

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 6276871, 12553742, 18830613, 37661226, 106706807, 213413614, 320120421, 640240842]

約数ペア:

[(1, 640240842), (2, 320120421), (3, 213413614), (6, 106706807), (17, 37661226), (34, 18830613), (51, 12553742), (102, 6276871)]