16898497

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 21603456

約数和(自身を除く): 4704959

約数列:

[1, 7, 11, 71, 77, 121, 281, 497, 781, 847, 1967, 3091, 5467, 8591, 19951, 21637, 34001, 60137, 139657, 219461, 238007, 1536227, 2414071, 16898497]

約数ペア:

[(1, 16898497), (7, 2414071), (11, 1536227), (71, 238007), (77, 219461), (121, 139657), (281, 60137), (497, 34001), (781, 21637), (847, 19951), (1967, 8591), (3091, 5467)]