30868989

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 44330496

約数和(自身を除く): 13461507

約数列:

[1, 3, 37, 47, 61, 97, 111, 141, 183, 291, 1739, 2257, 2867, 3589, 4559, 5217, 5917, 6771, 8601, 10767, 13677, 17751, 106079, 168683, 218929, 278099, 318237, 506049, 656787, 834297, 10289663, 30868989]

約数ペア:

[(1, 30868989), (3, 10289663), (37, 834297), (47, 656787), (61, 506049), (97, 318237), (111, 278099), (141, 218929), (183, 168683), (291, 106079), (1739, 17751), (2257, 13677), (2867, 10767), (3589, 8601), (4559, 6771), (5217, 5917)]