51216153

素因数分解:

$3^1\times {\mathrm{19}}^4\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 20

約数和(自身を含む): 72632208

約数和(自身を除く): 21416055

約数列:

[1, 3, 19, 57, 131, 361, 393, 1083, 2489, 6859, 7467, 20577, 47291, 130321, 141873, 390963, 898529, 2695587, 17072051, 51216153]

約数ペア:

[(1, 51216153), (3, 17072051), (19, 2695587), (57, 898529), (131, 390963), (361, 141873), (393, 130321), (1083, 47291), (2489, 20577), (6859, 7467)]