81128410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{737531}}^1$

素因数の和:737549

約数の個数: 16

約数和(自身を含む): 159306912

約数和(自身を除く): 78178502

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 737531, 1475062, 3687655, 7375310, 8112841, 16225682, 40564205, 81128410]

約数ペア:

[(1, 81128410), (2, 40564205), (5, 16225682), (10, 8112841), (11, 7375310), (22, 3687655), (55, 1475062), (110, 737531)]