25138718

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1520

約数の個数: 24

約数和(自身を含む): 42045024

約数和(自身を除く): 16906306

約数列:

[1, 2, 11, 22, 73, 121, 146, 242, 803, 1423, 1606, 2846, 8833, 15653, 17666, 31306, 103879, 172183, 207758, 344366, 1142669, 2285338, 12569359, 25138718]

約数ペア:

[(1, 25138718), (2, 12569359), (11, 2285338), (22, 1142669), (73, 344366), (121, 207758), (146, 172183), (242, 103879), (803, 31306), (1423, 17666), (1606, 15653), (2846, 8833)]