64540028

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{34403}}^1$

素因数の和:34481

約数の個数: 24

約数和(自身を含む): 131010432

約数和(自身を除く): 66470404

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 34403, 68806, 137612, 240821, 481642, 963284, 2305001, 4610002, 9220004, 16135007, 32270014, 64540028]

約数ペア:

[(1, 64540028), (2, 32270014), (4, 16135007), (7, 9220004), (14, 4610002), (28, 2305001), (67, 963284), (134, 481642), (268, 240821), (469, 137612), (938, 68806), (1876, 34403)]