210405910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{147137}}^1$

素因数の和:147168

約数の個数: 32

約数和(自身を含む): 444945312

約数和(自身を除く): 234539402

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 147137, 294274, 735685, 1471370, 1618507, 1912781, 3237014, 3825562, 8092535, 9563905, 16185070, 19127810, 21040591, 42081182, 105202955, 210405910]

約数ペア:

[(1, 210405910), (2, 105202955), (5, 42081182), (10, 21040591), (11, 19127810), (13, 16185070), (22, 9563905), (26, 8092535), (55, 3825562), (65, 3237014), (110, 1912781), (130, 1618507), (143, 1471370), (286, 735685), (715, 294274), (1430, 147137)]