857694357

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2293}}^1$

素因数の和:2474

約数の個数: 48

約数和(自身を含む): 1402826880

約数和(自身を除く): 545132523

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 139, 207, 299, 417, 897, 1251, 1807, 2293, 2691, 3197, 5421, 6879, 9591, 16263, 20637, 28773, 29809, 41561, 52739, 89427, 124683, 158217, 268281, 318727, 374049, 474651, 685607, 956181, 2056821, 2868543, 4143451, 6170463, 7330721, 12430353, 21992163, 37291059, 65976489, 95299373, 285898119, 857694357]

約数ペア:

[(1, 857694357), (3, 285898119), (9, 95299373), (13, 65976489), (23, 37291059), (39, 21992163), (69, 12430353), (117, 7330721), (139, 6170463), (207, 4143451), (299, 2868543), (417, 2056821), (897, 956181), (1251, 685607), (1807, 474651), (2293, 374049), (2691, 318727), (3197, 268281), (5421, 158217), (6879, 124683), (9591, 89427), (16263, 52739), (20637, 41561), (28773, 29809)]