388462816

素因数分解:

$2^5\times 7^1\times {\mathrm{211}}^1\times {\mathrm{8219}}^1$

素因数の和:8447

約数の個数: 48

約数和(自身を含む): 878290560

約数和(自身を除く): 489827744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 211, 224, 422, 844, 1477, 1688, 2954, 3376, 5908, 6752, 8219, 11816, 16438, 23632, 32876, 47264, 57533, 65752, 115066, 131504, 230132, 263008, 460264, 920528, 1734209, 1841056, 3468418, 6936836, 12139463, 13873672, 24278926, 27747344, 48557852, 55494688, 97115704, 194231408, 388462816]

約数ペア:

[(1, 388462816), (2, 194231408), (4, 97115704), (7, 55494688), (8, 48557852), (14, 27747344), (16, 24278926), (28, 13873672), (32, 12139463), (56, 6936836), (112, 3468418), (211, 1841056), (224, 1734209), (422, 920528), (844, 460264), (1477, 263008), (1688, 230132), (2954, 131504), (3376, 115066), (5908, 65752), (6752, 57533), (8219, 47264), (11816, 32876), (16438, 23632)]