28880551

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 35969280

約数和(自身を除く): 7088729

約数列:

[1, 7, 19, 49, 67, 133, 463, 469, 931, 1273, 3241, 3283, 8797, 8911, 22687, 31021, 61579, 62377, 217147, 431053, 589399, 1520029, 4125793, 28880551]

約数ペア:

[(1, 28880551), (7, 4125793), (19, 1520029), (49, 589399), (67, 431053), (133, 217147), (463, 62377), (469, 61579), (931, 31021), (1273, 22687), (3241, 8911), (3283, 8797)]