161768451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5077}}^1$

素因数の和:5155

約数の個数: 32

約数和(自身を含む): 250243840

約数和(自身を除く): 88475389

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1677, 2451, 5077, 10621, 15231, 31863, 66001, 96463, 198003, 218311, 289389, 654933, 1254019, 2838043, 3762057, 4147909, 8514129, 12443727, 53922817, 161768451]

約数ペア:

[(1, 161768451), (3, 53922817), (13, 12443727), (19, 8514129), (39, 4147909), (43, 3762057), (57, 2838043), (129, 1254019), (247, 654933), (559, 289389), (741, 218311), (817, 198003), (1677, 96463), (2451, 66001), (5077, 31863), (10621, 15231)]