40457821

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 44352000

約数和(自身を除く): 3894179

約数列:

[1, 19, 31, 149, 461, 589, 2831, 4619, 8759, 14291, 68689, 87761, 271529, 1305091, 2129359, 40457821]

約数ペア:

[(1, 40457821), (19, 2129359), (31, 1305091), (149, 271529), (461, 87761), (589, 68689), (2831, 14291), (4619, 8759)]