81432972

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{32783}}^1$

素因数の和:32819

約数の個数: 48

約数和(自身を含む): 220308480

約数和(自身を除く): 138875508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 32783, 65566, 98349, 131132, 196698, 295047, 393396, 590094, 754009, 885141, 1180188, 1508018, 1770282, 2262027, 3016036, 3540564, 4524054, 6786081, 9048108, 13572162, 20358243, 27144324, 40716486, 81432972]

約数ペア:

[(1, 81432972), (2, 40716486), (3, 27144324), (4, 20358243), (6, 13572162), (9, 9048108), (12, 6786081), (18, 4524054), (23, 3540564), (27, 3016036), (36, 2262027), (46, 1770282), (54, 1508018), (69, 1180188), (92, 885141), (108, 754009), (138, 590094), (207, 393396), (276, 295047), (414, 196698), (621, 131132), (828, 98349), (1242, 65566), (2484, 32783)]