25583998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1584

約数の個数: 24

約数和(自身を含む): 42804720

約数和(自身を除く): 17220722

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1489, 1562, 2978, 8591, 16379, 17182, 32758, 105719, 180169, 211438, 360338, 1162909, 2325818, 12791999, 25583998]

約数ペア:

[(1, 25583998), (2, 12791999), (11, 2325818), (22, 1162909), (71, 360338), (121, 211438), (142, 180169), (242, 105719), (781, 32758), (1489, 17182), (1562, 16379), (2978, 8591)]