25005669

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 38164224

約数和(自身を除く): 13158555

約数列:

[1, 3, 13, 23, 39, 61, 69, 183, 299, 457, 793, 897, 1371, 1403, 2379, 4209, 5941, 10511, 17823, 18239, 27877, 31533, 54717, 83631, 136643, 362401, 409929, 641171, 1087203, 1923513, 8335223, 25005669]

約数ペア:

[(1, 25005669), (3, 8335223), (13, 1923513), (23, 1087203), (39, 641171), (61, 409929), (69, 362401), (183, 136643), (299, 83631), (457, 54717), (793, 31533), (897, 27877), (1371, 18239), (1403, 17823), (2379, 10511), (4209, 5941)]