80843945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{177679}}^1$

素因数の和:177704

約数の個数: 16

約数和(自身を含む): 119400960

約数和(自身を除く): 38557015

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 177679, 888395, 1243753, 2309827, 6218765, 11549135, 16168789, 80843945]

約数ペア:

[(1, 80843945), (5, 16168789), (7, 11549135), (13, 6218765), (35, 2309827), (65, 1243753), (91, 888395), (455, 177679)]