209534255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{11317}}^1$

素因数の和:11375

約数の個数: 24

約数和(自身を含む): 300424992

約数和(自身を除く): 90890737

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 2645, 3703, 11317, 18515, 56585, 79219, 260291, 396095, 1301455, 1822037, 5986693, 9110185, 29933465, 41906851, 209534255]

約数ペア:

[(1, 209534255), (5, 41906851), (7, 29933465), (23, 9110185), (35, 5986693), (115, 1822037), (161, 1301455), (529, 396095), (805, 260291), (2645, 79219), (3703, 56585), (11317, 18515)]