81312110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{739201}}^1$

素因数の和:739219

約数の個数: 16

約数和(自身を含む): 159667632

約数和(自身を除く): 78355522

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 739201, 1478402, 3696005, 7392010, 8131211, 16262422, 40656055, 81312110]

約数ペア:

[(1, 81312110), (2, 40656055), (5, 16262422), (10, 8131211), (11, 7392010), (22, 3696005), (55, 1478402), (110, 739201)]