80857726

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{2221}}^1$

素因数の和:2499

約数の個数: 16

約数和(自身を含む): 123187680

約数和(自身を除く): 42329954

約数列:

[1, 2, 109, 167, 218, 334, 2221, 4442, 18203, 36406, 242089, 370907, 484178, 741814, 40428863, 80857726]

約数ペア:

[(1, 80857726), (2, 40428863), (109, 741814), (167, 484178), (218, 370907), (334, 242089), (2221, 36406), (4442, 18203)]