25989915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1949}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 47923200

約数和(自身を除く): 21933285

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 381, 635, 889, 1905, 1949, 2667, 4445, 5847, 9745, 13335, 13643, 29235, 40929, 68215, 204645, 247523, 742569, 1237615, 1732661, 3712845, 5197983, 8663305, 25989915]

約数ペア:

[(1, 25989915), (3, 8663305), (5, 5197983), (7, 3712845), (15, 1732661), (21, 1237615), (35, 742569), (105, 247523), (127, 204645), (381, 68215), (635, 40929), (889, 29235), (1905, 13643), (1949, 13335), (2667, 9745), (4445, 5847)]