208223610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{991541}}^1$

素因数の和:991558

約数の個数: 32

約数和(自身を含む): 571128192

約数和(自身を除く): 362904582

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 991541, 1983082, 2974623, 4957705, 5949246, 6940787, 9915410, 13881574, 14873115, 20822361, 29746230, 34703935, 41644722, 69407870, 104111805, 208223610]

約数ペア:

[(1, 208223610), (2, 104111805), (3, 69407870), (5, 41644722), (6, 34703935), (7, 29746230), (10, 20822361), (14, 14873115), (15, 13881574), (21, 9915410), (30, 6940787), (35, 5949246), (42, 4957705), (70, 2974623), (105, 1983082), (210, 991541)]