28220307

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2758

約数の個数: 16

約数和(自身を含む): 39057312

約数和(自身を除く): 10837005

約数列:

[1, 3, 37, 97, 111, 291, 2621, 3589, 7863, 10767, 96977, 254237, 290931, 762711, 9406769, 28220307]

約数ペア:

[(1, 28220307), (3, 9406769), (37, 762711), (97, 290931), (111, 254237), (291, 96977), (2621, 10767), (3589, 7863)]