64316889

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26177}}^1$

素因数の和:26206

約数の個数: 32

約数和(自身を含む): 117277440

約数和(自身を除く): 52960551

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 26177, 78531, 183239, 235593, 340301, 549717, 706779, 1020903, 1649151, 2382107, 3062709, 4947453, 7146321, 9188127, 21438963, 64316889]

約数ペア:

[(1, 64316889), (3, 21438963), (7, 9188127), (9, 7146321), (13, 4947453), (21, 3062709), (27, 2382107), (39, 1649151), (63, 1020903), (91, 706779), (117, 549717), (189, 340301), (273, 235593), (351, 183239), (819, 78531), (2457, 26177)]