71471145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{16487}}^1$

素因数の和:16529

約数の個数: 24

約数和(自身を含む): 121483584

約数和(自身を除く): 50012439

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 16487, 49461, 82435, 247305, 280279, 840837, 1401395, 4204185, 4764743, 14294229, 23823715, 71471145]

約数ペア:

[(1, 71471145), (3, 23823715), (5, 14294229), (15, 4764743), (17, 4204185), (51, 1401395), (85, 840837), (255, 280279), (289, 247305), (867, 82435), (1445, 49461), (4335, 16487)]