64747669

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 78599808

約数和(自身を除く): 13852139

約数列:

[1, 7, 37, 49, 71, 259, 497, 503, 1813, 2627, 3479, 3521, 18389, 18611, 24647, 35713, 128723, 130277, 249991, 911939, 1321381, 1749937, 9249667, 64747669]

約数ペア:

[(1, 64747669), (7, 9249667), (37, 1749937), (49, 1321381), (71, 911939), (259, 249991), (497, 130277), (503, 128723), (1813, 35713), (2627, 24647), (3479, 18611), (3521, 18389)]