12872915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3967}}^1$

素因数の和:4042

約数の個数: 16

約数和(自身を含む): 17141760

約数和(自身を除く): 4268845

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 3967, 19835, 43637, 218185, 234053, 1170265, 2574583, 12872915]

約数ペア:

[(1, 12872915), (5, 2574583), (11, 1170265), (55, 234053), (59, 218185), (295, 43637), (649, 19835), (3245, 3967)]