127777210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{105601}}^1$

素因数の和:105630

約数の個数: 24

約数和(自身を含む): 252811188

約数和(自身を除く): 125033978

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 105601, 211202, 528005, 1056010, 1161611, 2323222, 5808055, 11616110, 12777721, 25555442, 63888605, 127777210]

約数ペア:

[(1, 127777210), (2, 63888605), (5, 25555442), (10, 12777721), (11, 11616110), (22, 5808055), (55, 2323222), (110, 1161611), (121, 1056010), (242, 528005), (605, 211202), (1210, 105601)]