80420337

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 122880000

約数和(自身を除く): 42459663

約数列:

[1, 3, 9, 27, 47, 127, 141, 381, 423, 499, 1143, 1269, 1497, 3429, 4491, 5969, 13473, 17907, 23453, 53721, 63373, 70359, 161163, 190119, 211077, 570357, 633231, 1711071, 2978531, 8935593, 26806779, 80420337]

約数ペア:

[(1, 80420337), (3, 26806779), (9, 8935593), (27, 2978531), (47, 1711071), (127, 633231), (141, 570357), (381, 211077), (423, 190119), (499, 161163), (1143, 70359), (1269, 63373), (1497, 53721), (3429, 23453), (4491, 17907), (5969, 13473)]