208511210

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{66617}}^1$

素因数の和:66937

約数の個数: 16

約数和(自身を含む): 376524936

約数和(自身を除く): 168013726

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 66617, 133234, 333085, 666170, 20851121, 41702242, 104255605, 208511210]

約数ペア:

[(1, 208511210), (2, 104255605), (5, 41702242), (10, 20851121), (313, 666170), (626, 333085), (1565, 133234), (3130, 66617)]