328679819

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 379231632

約数和(自身を除く): 50551813

約数列:

[1, 13, 17, 169, 221, 233, 491, 2873, 3029, 3961, 6383, 8347, 39377, 51493, 82979, 108511, 114403, 669409, 1410643, 1487239, 1944851, 19334107, 25283063, 328679819]

約数ペア:

[(1, 328679819), (13, 25283063), (17, 19334107), (169, 1944851), (221, 1487239), (233, 1410643), (491, 669409), (2873, 114403), (3029, 108511), (3961, 82979), (6383, 51493), (8347, 39377)]