30930724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9901}}^1$

素因数の和:9987

約数の個数: 24

約数和(自身を含む): 59887296

約数和(自身を除く): 28956572

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 9901, 19802, 39604, 108911, 217822, 435644, 702971, 1405942, 2811884, 7732681, 15465362, 30930724]

約数ペア:

[(1, 30930724), (2, 15465362), (4, 7732681), (11, 2811884), (22, 1405942), (44, 702971), (71, 435644), (142, 217822), (284, 108911), (781, 39604), (1562, 19802), (3124, 9901)]