51493077

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{20507}}^1$

素因数の和:20550

約数の個数: 20

約数和(自身を含む): 79406976

約数和(自身を除く): 27913899

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 20507, 61521, 184563, 553689, 635717, 1661067, 1907151, 5721453, 17164359, 51493077]

約数ペア:

[(1, 51493077), (3, 17164359), (9, 5721453), (27, 1907151), (31, 1661067), (81, 635717), (93, 553689), (279, 184563), (837, 61521), (2511, 20507)]