64395921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 94464000

約数和(自身を除く): 30068079

約数列:

[1, 3, 19, 29, 57, 87, 163, 239, 489, 551, 717, 1653, 3097, 4541, 4727, 6931, 9291, 13623, 14181, 20793, 38957, 89813, 116871, 131689, 269439, 395067, 740183, 1129753, 2220549, 3389259, 21465307, 64395921]

約数ペア:

[(1, 64395921), (3, 21465307), (19, 3389259), (29, 2220549), (57, 1129753), (87, 740183), (163, 395067), (239, 269439), (489, 131689), (551, 116871), (717, 89813), (1653, 38957), (3097, 20793), (4541, 14181), (4727, 13623), (6931, 9291)]