209238204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2490931}}^1$

素因数の和:2490945

約数の個数: 24

約数和(自身を含む): 557968768

約数和(自身を除く): 348730564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2490931, 4981862, 7472793, 9963724, 14945586, 17436517, 29891172, 34873034, 52309551, 69746068, 104619102, 209238204]

約数ペア:

[(1, 209238204), (2, 104619102), (3, 69746068), (4, 52309551), (6, 34873034), (7, 29891172), (12, 17436517), (14, 14945586), (21, 9963724), (28, 7472793), (42, 4981862), (84, 2490931)]