12946353

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 21104640

約数和(自身を除く): 8158287

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 457, 497, 1349, 1371, 1491, 3199, 4047, 8683, 9443, 9597, 26049, 28329, 32447, 60781, 97341, 182343, 227129, 616493, 681387, 1849479, 4315451, 12946353]

約数ペア:

[(1, 12946353), (3, 4315451), (7, 1849479), (19, 681387), (21, 616493), (57, 227129), (71, 182343), (133, 97341), (213, 60781), (399, 32447), (457, 28329), (497, 26049), (1349, 9597), (1371, 9443), (1491, 8683), (3199, 4047)]