65721908

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 136128384

約数和(自身を除く): 70406476

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 106, 134, 212, 268, 371, 469, 661, 742, 938, 1322, 1484, 1876, 2644, 3551, 4627, 7102, 9254, 14204, 18508, 24857, 35033, 44287, 49714, 70066, 88574, 99428, 140132, 177148, 245231, 310009, 490462, 620018, 980924, 1240036, 2347211, 4694422, 9388844, 16430477, 32860954, 65721908]

約数ペア:

[(1, 65721908), (2, 32860954), (4, 16430477), (7, 9388844), (14, 4694422), (28, 2347211), (53, 1240036), (67, 980924), (106, 620018), (134, 490462), (212, 310009), (268, 245231), (371, 177148), (469, 140132), (661, 99428), (742, 88574), (938, 70066), (1322, 49714), (1484, 44287), (1876, 35033), (2644, 24857), (3551, 18508), (4627, 14204), (7102, 9254)]