81473810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{740671}}^1$

素因数の和:740689

約数の個数: 16

約数和(自身を含む): 159985152

約数和(自身を除く): 78511342

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 740671, 1481342, 3703355, 7406710, 8147381, 16294762, 40736905, 81473810]

約数ペア:

[(1, 81473810), (2, 40736905), (5, 16294762), (10, 8147381), (11, 7406710), (22, 3703355), (55, 1481342), (110, 740671)]