78462021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139861}}^1$

素因数の和:139892

約数の個数: 16

約数和(自身を含む): 120840768

約数和(自身を除く): 42378747

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 139861, 419583, 1538471, 2377637, 4615413, 7132911, 26154007, 78462021]

約数ペア:

[(1, 78462021), (3, 26154007), (11, 7132911), (17, 4615413), (33, 2377637), (51, 1538471), (187, 419583), (561, 139861)]