51787287

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1249}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 79560000

約数和(自身を除く): 27772713

約数列:

[1, 3, 9, 17, 51, 153, 271, 813, 1249, 2439, 3747, 4607, 11241, 13821, 21233, 41463, 63699, 191097, 338479, 1015437, 3046311, 5754143, 17262429, 51787287]

約数ペア:

[(1, 51787287), (3, 17262429), (9, 5754143), (17, 3046311), (51, 1015437), (153, 338479), (271, 191097), (813, 63699), (1249, 41463), (2439, 21233), (3747, 13821), (4607, 11241)]