28307992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{208147}}^1$

素因数の和:208170

約数の個数: 16

約数和(自身を含む): 56199960

約数和(自身を除く): 27891968

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 208147, 416294, 832588, 1665176, 3538499, 7076998, 14153996, 28307992]

約数ペア:

[(1, 28307992), (2, 14153996), (4, 7076998), (8, 3538499), (17, 1665176), (34, 832588), (68, 416294), (136, 208147)]