12449185

素因数分解:

$5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 18755496

約数和(自身を除く): 6306311

約数列:

[1, 5, 7, 17, 35, 49, 61, 85, 119, 245, 305, 343, 427, 595, 833, 1037, 1715, 2135, 2401, 2989, 4165, 5185, 5831, 7259, 12005, 14945, 20923, 29155, 36295, 40817, 50813, 104615, 146461, 204085, 254065, 355691, 732305, 1778455, 2489837, 12449185]

約数ペア:

[(1, 12449185), (5, 2489837), (7, 1778455), (17, 732305), (35, 355691), (49, 254065), (61, 204085), (85, 146461), (119, 104615), (245, 50813), (305, 40817), (343, 36295), (427, 29155), (595, 20923), (833, 14945), (1037, 12005), (1715, 7259), (2135, 5831), (2401, 5185), (2989, 4165)]