25639395

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 42442752

約数和(自身を除く): 16803357

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 313, 381, 635, 645, 939, 1565, 1905, 4695, 5461, 13459, 16383, 27305, 39751, 40377, 67295, 81915, 119253, 198755, 201885, 596265, 1709293, 5127879, 8546465, 25639395]

約数ペア:

[(1, 25639395), (3, 8546465), (5, 5127879), (15, 1709293), (43, 596265), (127, 201885), (129, 198755), (215, 119253), (313, 81915), (381, 67295), (635, 40377), (645, 39751), (939, 27305), (1565, 16383), (1905, 13459), (4695, 5461)]