80510787

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{18521}}^1$

素因数の和:18560

約数の個数: 32

約数和(自身を含む): 142248960

約数和(自身を除く): 61738173

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 18521, 55563, 129647, 166689, 388941, 425983, 500067, 1166823, 1277949, 2981881, 3500469, 3833847, 8945643, 11501541, 26836929, 80510787]

約数ペア:

[(1, 80510787), (3, 26836929), (7, 11501541), (9, 8945643), (21, 3833847), (23, 3500469), (27, 2981881), (63, 1277949), (69, 1166823), (161, 500067), (189, 425983), (207, 388941), (483, 166689), (621, 129647), (1449, 55563), (4347, 18521)]