138243350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{394981}}^1$

素因数の和:395000

約数の個数: 24

約数和(自身を含む): 293866608

約数和(自身を除く): 155623258

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 394981, 789962, 1974905, 2764867, 3949810, 5529734, 9874525, 13824335, 19749050, 27648670, 69121675, 138243350]

約数ペア:

[(1, 138243350), (2, 69121675), (5, 27648670), (7, 19749050), (10, 13824335), (14, 9874525), (25, 5529734), (35, 3949810), (50, 2764867), (70, 1974905), (175, 789962), (350, 394981)]