1408143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 2080512

約数和(自身を除く): 672369

約数列:

[1, 3, 11, 33, 71, 213, 601, 781, 1803, 2343, 6611, 19833, 42671, 128013, 469381, 1408143]

約数ペア:

[(1, 1408143), (3, 469381), (11, 128013), (33, 42671), (71, 19833), (213, 6611), (601, 2343), (781, 1803)]