80641431

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{23767}}^1$

素因数の和:23815

約数の個数: 24

約数和(自身を含む): 129773280

約数和(自身を除く): 49131849

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 23767, 71301, 213903, 308971, 689243, 926913, 2067729, 2780739, 6203187, 8960159, 26880477, 80641431]

約数ペア:

[(1, 80641431), (3, 26880477), (9, 8960159), (13, 6203187), (29, 2780739), (39, 2067729), (87, 926913), (117, 689243), (261, 308971), (377, 213903), (1131, 71301), (3393, 23767)]