668654129

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{23497}}^1$

素因数の和:23720

約数の個数: 16

約数和(自身を含む): 789532800

約数和(自身を除く): 120878671

約数列:

[1, 11, 13, 143, 199, 2189, 2587, 23497, 28457, 258467, 305461, 3360071, 4675903, 51434933, 60786739, 668654129]

約数ペア:

[(1, 668654129), (11, 60786739), (13, 51434933), (143, 4675903), (199, 3360071), (2189, 305461), (2587, 258467), (23497, 28457)]