1338818

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 2312388

約数和(自身を除く): 973570

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 233, 338, 442, 466, 2873, 3029, 3961, 5746, 6058, 7922, 39377, 51493, 78754, 102986, 669409, 1338818]

約数ペア:

[(1, 1338818), (2, 669409), (13, 102986), (17, 78754), (26, 51493), (34, 39377), (169, 7922), (221, 6058), (233, 5746), (338, 3961), (442, 3029), (466, 2873)]