28450773

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1009}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 44484440

約数和(自身を除く): 16033667

約数列:

[1, 3, 9, 13, 39, 117, 241, 723, 1009, 2169, 3027, 3133, 9081, 9399, 13117, 28197, 39351, 118053, 243169, 729507, 2188521, 3161197, 9483591, 28450773]

約数ペア:

[(1, 28450773), (3, 9483591), (9, 3161197), (13, 2188521), (39, 729507), (117, 243169), (241, 118053), (723, 39351), (1009, 28197), (2169, 13117), (3027, 9399), (3133, 9081)]