64538667

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1009}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 100838400

約数和(自身を除く): 36299733

約数列:

[1, 3, 9, 23, 27, 69, 103, 207, 309, 621, 927, 1009, 2369, 2781, 3027, 7107, 9081, 21321, 23207, 27243, 63963, 69621, 103927, 208863, 311781, 626589, 935343, 2390321, 2806029, 7170963, 21512889, 64538667]

約数ペア:

[(1, 64538667), (3, 21512889), (9, 7170963), (23, 2806029), (27, 2390321), (69, 935343), (103, 626589), (207, 311781), (309, 208863), (621, 103927), (927, 69621), (1009, 63963), (2369, 27243), (2781, 23207), (3027, 21321), (7107, 9081)]