81172383

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{2129}}^1$

素因数の和:2382

約数の個数: 16

約数和(自身を含む): 110419200

約数和(自身を除く): 29246817

約数列:

[1, 3, 71, 179, 213, 537, 2129, 6387, 12709, 38127, 151159, 381091, 453477, 1143273, 27057461, 81172383]

約数ペア:

[(1, 81172383), (3, 27057461), (71, 1143273), (179, 453477), (213, 381091), (537, 151159), (2129, 38127), (6387, 12709)]