401194339

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19949}}^1$

素因数の和:19999

約数の個数: 24

約数和(自身を含む): 525722400

約数和(自身を除く): 124528061

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 19949, 20111, 139643, 259337, 339133, 1815359, 2373931, 3371381, 4408729, 23599667, 30861103, 57313477, 401194339]

約数ペア:

[(1, 401194339), (7, 57313477), (13, 30861103), (17, 23599667), (91, 4408729), (119, 3371381), (169, 2373931), (221, 1815359), (1183, 339133), (1547, 259337), (2873, 139643), (19949, 20111)]