64381492

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7639}}^1$

素因数の和:7700

約数の個数: 36

約数和(自身を含む): 134127840

約数和(自身を除く): 69746348

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 7639, 8428, 15278, 30556, 53473, 106946, 213892, 328477, 374311, 656954, 748622, 1313908, 1497244, 2299339, 4598678, 9197356, 16095373, 32190746, 64381492]

約数ペア:

[(1, 64381492), (2, 32190746), (4, 16095373), (7, 9197356), (14, 4598678), (28, 2299339), (43, 1497244), (49, 1313908), (86, 748622), (98, 656954), (172, 374311), (196, 328477), (301, 213892), (602, 106946), (1204, 53473), (2107, 30556), (4214, 15278), (7639, 8428)]