214605665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{31817}}^1$

素因数の和:31912

約数の個数: 16

約数和(自身を含む): 274907520

約数和(自身を除く): 60301855

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 31817, 159085, 604523, 2259007, 3022615, 11295035, 42921133, 214605665]

約数ペア:

[(1, 214605665), (5, 42921133), (19, 11295035), (71, 3022615), (95, 2259007), (355, 604523), (1349, 159085), (6745, 31817)]