145873441

素因数分解:

$7^3\times {\mathrm{103}}^1\times {\mathrm{4129}}^1$

素因数の和:4253

約数の個数: 16

約数和(自身を含む): 171808000

約数和(自身を除く): 25934559

約数列:

[1, 7, 49, 103, 343, 721, 4129, 5047, 28903, 35329, 202321, 425287, 1416247, 2977009, 20839063, 145873441]

約数ペア:

[(1, 145873441), (7, 20839063), (49, 2977009), (103, 1416247), (343, 425287), (721, 202321), (4129, 35329), (5047, 28903)]