80540478

素因数分解:

$2^1\times 3^2\times {\mathrm{4474471}}^1$

素因数の和:4474479

約数の個数: 12

約数和(自身を含む): 174504408

約数和(自身を除く): 93963930

約数列:

[1, 2, 3, 6, 9, 18, 4474471, 8948942, 13423413, 26846826, 40270239, 80540478]

約数ペア:

[(1, 80540478), (2, 40270239), (3, 26846826), (6, 13423413), (9, 8948942), (18, 4474471)]