23828535

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 19100169

約数列:

[1, 3, 5, 9, 15, 45, 53, 97, 103, 159, 265, 291, 309, 477, 485, 515, 795, 873, 927, 1455, 1545, 2385, 4365, 4635, 5141, 5459, 9991, 15423, 16377, 25705, 27295, 29973, 46269, 49131, 49955, 77115, 81885, 89919, 149865, 231345, 245655, 449595, 529523, 1588569, 2647615, 4765707, 7942845, 23828535]

約数ペア:

[(1, 23828535), (3, 7942845), (5, 4765707), (9, 2647615), (15, 1588569), (45, 529523), (53, 449595), (97, 245655), (103, 231345), (159, 149865), (265, 89919), (291, 81885), (309, 77115), (477, 49955), (485, 49131), (515, 46269), (795, 29973), (873, 27295), (927, 25705), (1455, 16377), (1545, 15423), (2385, 9991), (4365, 5459), (4635, 5141)]