66750292

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21871}}^1$

素因数の和:21991

約数の個数: 24

約数和(自身を含む): 134731520

約数和(自身を除く): 67981228

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 21871, 43742, 87484, 153097, 306194, 612388, 2383939, 4767878, 9535756, 16687573, 33375146, 66750292]

約数ペア:

[(1, 66750292), (2, 33375146), (4, 16687573), (7, 9535756), (14, 4767878), (28, 2383939), (109, 612388), (218, 306194), (436, 153097), (763, 87484), (1526, 43742), (3052, 21871)]