78336477

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{2203}}^1$

素因数の和:2654

約数の個数: 20

約数和(自身を含む): 117340960

約数和(自身を除く): 39004483

約数列:

[1, 3, 9, 27, 81, 439, 1317, 2203, 3951, 6609, 11853, 19827, 35559, 59481, 178443, 967117, 2901351, 8704053, 26112159, 78336477]

約数ペア:

[(1, 78336477), (3, 26112159), (9, 8704053), (27, 2901351), (81, 967117), (439, 178443), (1317, 59481), (2203, 35559), (3951, 19827), (6609, 11853)]