210856821

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{6311}}^1$

素因数の和:6401

約数の個数: 32

約数和(自身を含む): 337717248

約数和(自身を除く): 126860427

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 301, 777, 903, 1591, 4773, 6311, 11137, 18933, 33411, 44177, 132531, 233507, 271373, 700521, 814119, 1634549, 1899611, 4903647, 5698833, 10040801, 30122403, 70285607, 210856821]

約数ペア:

[(1, 210856821), (3, 70285607), (7, 30122403), (21, 10040801), (37, 5698833), (43, 4903647), (111, 1899611), (129, 1634549), (259, 814119), (301, 700521), (777, 271373), (903, 233507), (1591, 132531), (4773, 44177), (6311, 33411), (11137, 18933)]