680961

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 16

約数和(自身を含む): 967680

約数和(自身を除く): 286719

約数列:

[1, 3, 23, 69, 71, 139, 213, 417, 1633, 3197, 4899, 9591, 9869, 29607, 226987, 680961]

約数ペア:

[(1, 680961), (3, 226987), (23, 29607), (69, 9869), (71, 9591), (139, 4899), (213, 3197), (417, 1633)]