15664023669

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{207947}}^1$

素因数の和:208185

約数の個数: 32

約数和(自身を含む): 25392946176

約数和(自身を除く): 9728922507

約数列:

[1, 3, 7, 17, 21, 51, 119, 211, 357, 633, 1477, 3587, 4431, 10761, 25109, 75327, 207947, 623841, 1455629, 3535099, 4366887, 10605297, 24745693, 43876817, 74237079, 131630451, 307137719, 745905889, 921413157, 2237717667, 5221341223, 15664023669]

約数ペア:

[(1, 15664023669), (3, 5221341223), (7, 2237717667), (17, 921413157), (21, 745905889), (51, 307137719), (119, 131630451), (211, 74237079), (357, 43876817), (633, 24745693), (1477, 10605297), (3587, 4366887), (4431, 3535099), (10761, 1455629), (25109, 623841), (75327, 207947)]