27401290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{55921}}^1$

素因数の和:55942

約数の個数: 24

約数和(自身を含む): 57375972

約数和(自身を除く): 29974682

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 55921, 111842, 279605, 391447, 559210, 782894, 1957235, 2740129, 3914470, 5480258, 13700645, 27401290]

約数ペア:

[(1, 27401290), (2, 13700645), (5, 5480258), (7, 3914470), (10, 2740129), (14, 1957235), (35, 782894), (49, 559210), (70, 391447), (98, 279605), (245, 111842), (490, 55921)]