56480907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 89147392

約数和(自身を除く): 32666485

約数列:

[1, 3, 7, 21, 37, 111, 157, 259, 463, 471, 777, 1099, 1389, 3241, 3297, 5809, 9723, 17131, 17427, 40663, 51393, 72691, 119917, 121989, 218073, 359751, 508837, 1526511, 2689567, 8068701, 18826969, 56480907]

約数ペア:

[(1, 56480907), (3, 18826969), (7, 8068701), (21, 2689567), (37, 1526511), (111, 508837), (157, 359751), (259, 218073), (463, 121989), (471, 119917), (777, 72691), (1099, 51393), (1389, 40663), (3241, 17427), (3297, 17131), (5809, 9723)]