87780874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{21589}}^1$

素因数の和:21717

約数の個数: 16

約数和(自身を含む): 139903200

約数和(自身を除く): 52122326

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 21589, 43178, 410191, 820382, 2310023, 4620046, 43890437, 87780874]

約数ペア:

[(1, 87780874), (2, 43890437), (19, 4620046), (38, 2310023), (107, 820382), (214, 410191), (2033, 43178), (4066, 21589)]