87112916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{4987}}^1$

素因数の和:5399

約数の個数: 24

約数和(自身を含む): 166758816

約数和(自身を除く): 79645900

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 4367, 4987, 8734, 9974, 17468, 19948, 54857, 109714, 219428, 1979839, 3959678, 7919356, 21778229, 43556458, 87112916]

約数ペア:

[(1, 87112916), (2, 43556458), (4, 21778229), (11, 7919356), (22, 3959678), (44, 1979839), (397, 219428), (794, 109714), (1588, 54857), (4367, 19948), (4987, 17468), (8734, 9974)]