289865874

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{347561}}^1$

素因数の和:347705

約数の個数: 16

約数和(自身を含む): 583904160

約数和(自身を除く): 294038286

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 347561, 695122, 1042683, 2085366, 48310979, 96621958, 144932937, 289865874]

約数ペア:

[(1, 289865874), (2, 144932937), (3, 96621958), (6, 48310979), (139, 2085366), (278, 1042683), (417, 695122), (834, 347561)]