55147813

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20149}}^1$

素因数の和:20196

約数の個数: 16

約数和(自身を含む): 69638400

約数和(自身を除く): 14490587

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 20149, 141043, 342533, 463427, 2397731, 3243989, 7878259, 55147813]

約数ペア:

[(1, 55147813), (7, 7878259), (17, 3243989), (23, 2397731), (119, 463427), (161, 342533), (391, 141043), (2737, 20149)]