81214983

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 119901600

約数和(自身を除く): 38686617

約数列:

[1, 3, 9, 71, 149, 213, 447, 639, 853, 1341, 2559, 7677, 10579, 31737, 60563, 95211, 127097, 181689, 381291, 545067, 1143873, 9023887, 27071661, 81214983]

約数ペア:

[(1, 81214983), (3, 27071661), (9, 9023887), (71, 1143873), (149, 545067), (213, 381291), (447, 181689), (639, 127097), (853, 95211), (1341, 60563), (2559, 31737), (7677, 10579)]