1996735

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 2766960

約数和(自身を除く): 770225

約数列:

[1, 5, 13, 17, 65, 85, 139, 169, 221, 695, 845, 1105, 1807, 2363, 2873, 9035, 11815, 14365, 23491, 30719, 117455, 153595, 399347, 1996735]

約数ペア:

[(1, 1996735), (5, 399347), (13, 153595), (17, 117455), (65, 30719), (85, 23491), (139, 14365), (169, 11815), (221, 9035), (695, 2873), (845, 2363), (1105, 1807)]