201983390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412211}}^1$

素因数の和:412232

約数の個数: 24

約数和(自身を含む): 422929512

約数和(自身を除く): 220946122

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412211, 824422, 2061055, 2885477, 4122110, 5770954, 14427385, 20198339, 28854770, 40396678, 100991695, 201983390]

約数ペア:

[(1, 201983390), (2, 100991695), (5, 40396678), (7, 28854770), (10, 20198339), (14, 14427385), (35, 5770954), (49, 4122110), (70, 2885477), (98, 2061055), (245, 824422), (490, 412211)]