25986387

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{877}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 42481152

約数和(自身を除く): 16494765

約数列:

[1, 3, 7, 17, 21, 51, 83, 119, 249, 357, 581, 877, 1411, 1743, 2631, 4233, 6139, 9877, 14909, 18417, 29631, 44727, 72791, 104363, 218373, 313089, 509537, 1237447, 1528611, 3712341, 8662129, 25986387]

約数ペア:

[(1, 25986387), (3, 8662129), (7, 3712341), (17, 1528611), (21, 1237447), (51, 509537), (83, 313089), (119, 218373), (249, 104363), (357, 72791), (581, 44727), (877, 29631), (1411, 18417), (1743, 14909), (2631, 9877), (4233, 6139)]