140972914

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{2861}}^1$

素因数の和:3281

約数の個数: 16

約数和(自身を含む): 215130816

約数和(自身を除く): 74157902

約数列:

[1, 2, 71, 142, 347, 694, 2861, 5722, 24637, 49274, 203131, 406262, 992767, 1985534, 70486457, 140972914]

約数ペア:

[(1, 140972914), (2, 70486457), (71, 1985534), (142, 992767), (347, 406262), (694, 203131), (2861, 49274), (5722, 24637)]