26820804885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2146523}}^1$

素因数の和:2146562

約数の個数: 48

約数和(自身を含む): 52856006976

約数和(自身を除く): 26035202091

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 2146523, 6439569, 10732615, 15025661, 32197845, 36490891, 45076983, 75128305, 105179627, 109472673, 182454455, 225384915, 255436237, 315538881, 525898135, 547363365, 766308711, 1277181185, 1577694405, 1788053659, 3831543555, 5364160977, 8940268295, 26820804885]

約数ペア:

[(1, 26820804885), (3, 8940268295), (5, 5364160977), (7, 3831543555), (15, 1788053659), (17, 1577694405), (21, 1277181185), (35, 766308711), (49, 547363365), (51, 525898135), (85, 315538881), (105, 255436237), (119, 225384915), (147, 182454455), (245, 109472673), (255, 105179627), (357, 75128305), (595, 45076983), (735, 36490891), (833, 32197845), (1785, 15025661), (2499, 10732615), (4165, 6439569), (12495, 2146523)]