71892904

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{208991}}^1$

素因数の和:209040

約数の個数: 16

約数和(自身を含む): 137934720

約数和(自身を除く): 66041816

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 208991, 417982, 835964, 1671928, 8986613, 17973226, 35946452, 71892904]

約数ペア:

[(1, 71892904), (2, 35946452), (4, 17973226), (8, 8986613), (43, 1671928), (86, 835964), (172, 417982), (344, 208991)]