81127222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{24749}}^1$

素因数の和:24911

約数の個数: 16

約数和(自身を含む): 133650000

約数和(自身を除く): 52522778

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 24749, 49498, 272239, 544478, 3687601, 7375202, 40563611, 81127222]

約数ペア:

[(1, 81127222), (2, 40563611), (11, 7375202), (22, 3687601), (149, 544478), (298, 272239), (1639, 49498), (3278, 24749)]