27720409689

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23158237}}^1$

素因数の和:23158269

約数の個数: 24

約数和(自身を含む): 48169135040

約数和(自身を除く): 20448725351

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23158237, 69474711, 162107659, 208424133, 440006503, 486322977, 1320019509, 1458968931, 3080045521, 3960058527, 9240136563, 27720409689]

約数ペア:

[(1, 27720409689), (3, 9240136563), (7, 3960058527), (9, 3080045521), (19, 1458968931), (21, 1320019509), (57, 486322977), (63, 440006503), (133, 208424133), (171, 162107659), (399, 69474711), (1197, 23158237)]