209867073

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{4651}}^1$

素因数の和:4769

約数の個数: 24

約数和(自身を含む): 306473760

約数和(自身を除く): 96606687

約数列:

[1, 3, 13, 39, 89, 169, 267, 507, 1157, 3471, 4651, 13953, 15041, 45123, 60463, 181389, 413939, 786019, 1241817, 2358057, 5381207, 16143621, 69955691, 209867073]

約数ペア:

[(1, 209867073), (3, 69955691), (13, 16143621), (39, 5381207), (89, 2358057), (169, 1241817), (267, 786019), (507, 413939), (1157, 181389), (3471, 60463), (4651, 45123), (13953, 15041)]